Wednesday, July 12, 2006

biof-s.txt

Soldering, brazing

Biodiesel suppliers

USA

Ag Environmental Products -- Lenexa, KS, Phone: (800) 599-9209, Contact: Doug Pickering, e-mail: Dpickering@agp.com
http://www.soygold.com

Aiko Associates -- Biodiesel -- truckload or railcar quantities to the continental USA, email aiko@aiko.org, Order s 1-727-725-8437
http://aiko.org/

Biodiesel Industries (prev. Biodiesel Development Corporation) -- Marathon, FL, Phone: (877) BIO-FUEL (877) 246-3835, Contact: Russ Teall, e-mail: Rteall@aol.com
http://www.pipeline.to/biodiesel/

Columbus Foods -- Chicago, IL. Soy methyl esters are available in 2.5 gallon bottles, 6.5 gallon pails, 55-gallon drums, or bulk tank truck delivery. Call Joe Loveshe at (800) 322-6457, email jloveshe@columbusfoods.com
http://www.columbusfoods.com/vegetableoils/ soy_methyl_esters_main.html

Griffin Industries -- Cold Spring, KY, Phone: (800) 743-7413, Hart Moore, email jhmoore@griffinind.com
http://www.griffinind.com

Hiperfuels -- Buy biodiesel, methanol, E85 gasohol and other fuels, additives, etc online, 5-gallon containers, delivery by UPS/Fedex. Houston, Texas, USA. Phone 713 305-3133, Contact Jess Hewitt, jhewitt@buybiodiesel.com
http://www.hiperfuels.com
http://www.buybiodiesel.com/

NOPEC Corporation -- Now OceanAir Environmental Fuels (see Biodiesel Technology, below). For suppliers, see World Energy Alternatives, below. Contact Jim Davis, Wes Berry or Mahesh Talwar, sales@oceanairenvironmental.com, oceanair1@att.net
http://www.oceanairenvironmental.com/

Pacific Biodiesel -- 285 Hukilike Street, B103, Kahului, Hawaii 96732, Telephone: (808) 877-3144, Fax: (808) 871-5631, info@biodiesel.com, Contact Bob King, President bking@biodiesel.com
http://www.biodiesel.com

Peter Cremer North America, L.P. -- Cincinnati, OH, Phone: (513) 471-7200, Contact: H.M. Findley, e-mail: Hfindley3d@aol.com

Southern States Power Company -- 4505 Allstate Drive, Suite 108, Riverside, CA 92501. (909) 367-2463 Office (909) 367-2469 Fax. E-mail: SSPOWERCO@AOL.COM
http://www.SSPOWERCO.NET/

Ward Oil Company, Inc., Tampa, Florida, supplies Bio Diesel to the Central Florida area and beyond. Contact: Aaron Evenson aka "Bio-Man", email: wardoil1@juno.com
Phone: 1-800-232-5591
Fax 1-813-238-7066

West Central Cooperative -- Ralston, IA, Phone: (712) 667-3200, Contact: Bev Tierney, e-mail: bevt@westcentral.net, Gary Haer (913) 884-8521, e-mail: haer@qni.com
http://www.soypower.net

World Energy Alternatives -- Now the biggest supplier in the US, virgin and recycled oil, distributor for OceanAir Environmental Fuels (NOPEC Corporation). Headquarters: Chelsea, MA, Phone: (617) 889-7300; Western U.S.: Half Moon Bay, CA, Phone: (650) 712- 9688, Contact: Gene Gebolys, email: Geneg@worldenergy.net
http://www.worldenergy.net

UK

Allied Biodiesel Industries (UK) -- Representing the British Biodiesel Industry, links to UK suppliers, by region.
http://www.biofuels.fsnet.co.uk/biobiz.htm

Ebony Solutions UK, makers of "e-diesel" biodiesel. Collection or delivery - e-diesel is supplied in bulk by tanker or in 1000 litre pallet tanks (picture) which can be collected or delivered, minimum order 1000 litres, anywhere in mainland UK. Northwich, Cheshire, England. CW8 2SX Tel +44 (0)1606 301 222 Fax +44 (0)1606 301 320
E-mail:
ediesel@ebony-solutions.co.uk
http://www.ebony-solutions.co.uk/
Buy fuel:
http://www.ebony-solutions.co.uk/buy_ed.htm

Envirodiesel Ltd. -- manufactures biodiesel from used cooking oils near Doncaster, UK, 1,000 litre IBCs or 25 litre drums. Email: info@envirodiesel.co.uk
Envirodiesel Ltd.
Unit 13A Provincial Park
Nether Lane
Ecclesfield
Sheffield
S35 9ZX
http://www.envirodiesel.co.uk/

Australia

Biodiesel in Australia -- Join the Biodiesel Association of Australia and automatically become a member of our co-op allowing access to ready made Biodiesel from a filling station. Adrian Lake, aplake@vtrekker.com, Phone: (02) 9526 1442, Mobile: (04) 1188 9971, Paul Martin, Phone: (02) 9521 4372, Mobile: (04) 1537 7060
http://www.biodiesel.org.au/

Canola-based B100 biodiesel is now being retailed at SAFF Head Office service station, Pooraka (northern suburbs of Adelaide, South Australia). Biodiesel is selling at the pump for 85.9 cents per litre. SAFF (South Australian Farmers Fuel) is a fully-independent, South Australian- owned fuel wholesale/retail network with over 40 branded service station retail outlets. SAFF is committed to biofuels, and is also retailing E20 (20% ethanol in unleaded petrol) at all its sites. Currently biodiesel is only available at the Head Office site, which is located at 13 Merchant Crescent, Pooraka (adjacent to the Pooraka Markets). Phone Mike Jureidini (08) 8262 3002 or email biofuel@farmersfuel.com.au for further details.

France

Eridania Beghin Say-Novaol -- Cereol division makes biodiesel. N°1 in Europe for olive oil, sunflower oil, rapeseed oil. 14, Bd du Général Leclerc F-92572 Neuilly- sur-Seine cedex (France).
http://www.eridania-beghin-say.com/
World addresses:
http://www.eridania-beghin-say.com/html/gb/groupe/ map4.htm

Novaol France. Bertrand Dufrenoy -- 14, Bd Du Général Leclerc, 92572 Neuilly-Sur-Seine Cedex (France). Tel: 0033 1 41 43 17 37 Fax: 0033 1 41 43 17 72 Email: bdufrenoy@fr.ebsworld.com

Germany

Oelmühle Leer Connemann GmbH & Co. -- Sägemühlenstraße 45, D-26789 Leer(Ostfriesl),Germany, Telefon: +49-(0)491-8002-116, Fax: +49-(0)491-8002- 140, eMail info@oelmuehle.de
http://www.biodiesel.de/

Italy

agroindustria Compart (Italy)
http://www.pandd.it/compart/agroin.htm

Distilleria F. Palma s.p.a. Gruppo Palma -- Establecimiento: via G. Marconi 27, 80029 SANT’ANTIMO (NA) Tel.(081) 8332735-8332830, fax(081) 5051562

Mariani Petroli (Italy)-- BIOFOX biodiesel. Email: info@biofox.com
-- Factory-direct supplier of pH, ORP, Conductivity, CO2, Dissoier of pH, ORP, Conductivity, CO2, Dissolved Oxygen, Ion Selective and Titration electrodes, meters, and monitors. The retailing window of the largest electrode manufacturers in the world. If you can't find a direct factory replacement in the product listings, send in the technical details of your electrode or application. Supplies electrodes, meters and controllers and more, handheld meters, pocket meters: pHep Pocket pH Testers, from $57.00, pHep 3 model is waterproof with temperature compensation, range 0.0 to 14.0 pH, resolution 0.1 pH, accuracy +/- 0.1 pH, calibration automatic 1 or 2 points. Worldwide sales ex USA. Online customer support: support@electrodesdirect.com
http://electrodesdirect.com/

Davis Instruments -- pH Checker with Epoxy Electrode & Batteries, US$ 34.50 -- Accuracy: Better than 0.2pH. Wide Range: 0 to 14pH with 0.01 reading. Long battery life (3000 hrs).
http://www.davisontheweb.com/shop/page153.html

Fisher Scientific -- Corning Chekmite handheld electronic pH Testers - Follow the path: Catalogs > Fisher Catalog > pH/ pX > Meters > Corning > Corning Chekmite* pH Testers
http://www.fishersci.com/

Hagen -- Hagen Wide-Range pH Test Kit, measures pH 4.5-9.0, enough for 100 tests (a user has found you can use half the sample size -- 2.5 ml instead of 5 ml -- and half the number of drops of reagent -- 2 instead of 4 -- to halve the cost)
http://www.hagen.com/hagen/canada/english/aquatic/
product.cfm?CAT=1&SUBCAT
=124&PROD_ID=01078150010101

Hanna Instruments, Inc. -- pHep® simple, inexpensive pocket pH meters, three models, US$33.60 to $39.50, range 0.0 to 14.0 pH, resolution 0.1 pH, accuracy ±0.2 pH to ±0.1 pH. Website has worldwide branch contact details.
http://www.hannainst.com/products/testers/phtstfmy.htm

Omega Engineering -- PHH-7X pH Tester with replaceable electrode, 0.01 pH resolution, 3000- hour battery life, $35.00. Also sells 4.01, 7.01 and 10.01 buffer sollution (calibration fluid), $5 each, a must for brand-new pH testing units.
http://www.omega.com/

Techtips on pH from Eutech:
Introduction to pH and pH Measurement
http://www.eutechinst.com/techtips/tech-tips24.htm
Top Ten Frequently Asked Questions for pHScan Testers
http://www.eutechinst.com/techtips/tech-tips1.htm
DOs & DON'Ts
http://www.eutechinst.com/techtips/tech-tips2.htm
Cleaning & Reconditioning Electrodes
http://www.eutechinst.com/techtips/tech-tips3.htm
pH Electrode Care and Maintenance
http://www.eutechinst.com/techtips/tech-tips26.htm
Temperature Compensation for pH Meters
http://www.eutechinst.com/techtips/tech-tips4.htm
Typical Problems in Industrial pH Measurement & Control - Part I
http://www.eutechinst.com/techtips/tech-tips7.htm
Typical Problems in Industrial pH Measurement & Control - Part II
http://www.eutechinst.com/techtips/tech-tips8.htm

Useful information on Maintenance, Troubleshooting and FAQ in Technical section at the ElectrodesDirect.com website:
http://electrodesdirect.com/index.php?section_id=3&
ElectrodesDirect=3ae363771935ce8cd86f28e2d20565da

Natural test papers -- Cabbage Paper is made of red cabbage leaves -- alkalis change it to green, acids to red. Here's how to make it, and many others.

Other pH testing methods are phenolphthalein solution from a chemical supplies company -- not "phenol red" -- and pH test papers, which come in various ranges.

Washing

High-quality bubble stones for biodiesel washing -- instead of plastic these are sintered bronze and won't be affected by alcohol. Listed as sintered bronze muffler filters 40 micron. Sized from 1/8 to 3/4" pipe size fitting, $1.62 to $5.24 US plus S&H. MSC Industrial Supply Co. Phone 1 800 645 7270. Email cust_service@mscdirect.com or producttech@mscdirect.com for technical enquiries. (Found by Gene Hoxie, Sheridan Wy.)
http://www.MSCdirect.com/

Try pneumatic exhaust silencers, used to quiet exhaust air from air tools or other air / pneumatic systems. They don't rot, they're cheap and they work very well.

See Bubble washing

Pumps

PumpBiz is an international distributor of over 9,000 pumps. "We have been selling pumps to many biodiesel customers over the years. We also pride ourselves in being true pump engineers with lots of knowledge about pump design and pump applications." Centrifugal pumps, magdrive pumps, diaphragm pumps, vertical, magnetic drive, metering pumps, drum barrel pumps, gear pumps, multistage pumps, self-priming trash pumps, peristaltic pumps, jet irrigation pumps and ANSI-standard pumps. "AskHenry™ Through our patent-pending 12-step process, he'll determine – online, 24x7 - the right pump for your application."
http://www.pumpbiz.com

Pumps FAQ from PumpBiz -- General Pump Information:
1. Main characteristics to be considered
2. Impeller Diameter and RPM
3. Pump Characteristic Performance curve
4. Brake Horsepower
5. Cavitation
6. Time, Temperature and Pressure effects
http://www.pumpbiz.com/info/ index.cfm?fuseaction=pump_u

Little Giant pump -- "This 115 volt pump will handle SVO or heated WVO, biodiesel and water. Originally designed by Little Giant as a solvent pump. Relatively fast, about 300 gph on veg oil. Best little durable, all around pump that your money can buy. Intake and outlets are 1/2" NPT, making plumbing into small diameter systems a snap." - Todd Swearingen, Appal Energy
http://www.surpluscenter.com/item.asp?
UID=2003022719402932&catname=&qty=1&item=2- 1225

Pony Pump from Flotec -- 115V 360 GPH Self-Priming, Model# 50AC110B, Wt. 5.0 lbs, Item# 109730, $49.99
http://www.northerntool.com/webapp/ wcs/
stores/servlet/ProductDisplay?storeId=6970
&langId=-1&catalogId=4006970&PHOTOS
=on&productId=16818&categoryId=0

1" Clear Water Pump -- Popular as a mixing pump with biodieselers, but note that this pump is too small for reactors processing more than 100 litres/25 gallons per batch.
Harbor Freight Tools -- 1" Clear Water Pump -- Item 1479-1VGA
http://www.harborfreight.com/
Northern Tools -- Cast Iron 1in. Clear Water Pump, Model# 109955
(Warning -- very BAD at dealing with international orders!)
http://www.northerntool.com/
Northern Tool & Equipment Co. (UK) Ltd. -- 1" Clear Water Pump, Item No. 109955E
http://www.northerntooluk.com/

Collecting used oil

From Todd Swearingen of Appal Energy: "Best method I've seen yet for collecting oil is a vacuum pump similar to what you'll find on septic service trucks. See: Enhanced Self- Priming Pump
http://www.aquadevice.com/english/
03pump_universal.htm

"Trash pumps work on warm days and can handle burger patties well. It's when the evening chills and you're trying to move pudding that they come up
lacking. But if you're moving as much oil as a trash pump or vacuum pump can handle in the summer, the easiest thing to do in winter is switch to a process of exchanging dumpsters, removing full ones to a warm shop."

Fuel heaters, filters

VEG-Therm 12 volt self- regulating fuel heater, no external thermostat needed, single unit for smaller engines, double unit for V8s. Also 12 volt filter heater -- installs in minutes, fits most common filters -- 110V heater with cord and plug for use as tank or oilpan heater. From Neoteric Biofuels Inc. Email: info@biofuels.ca
http://www.biofuels.ca

Diesel-Therm "prevents the filter's pores from clogging up at very low temperatures by warming the fuel with a small heating system, which is mounted in front of the filter. In a matter of seconds, the energy-rich paraffin crystals will dissolve and the fuel passes through the filter as if it were summer." Prices and Order online:
http://www.diesel-therm.com/order.htm

Racor Diesel Fuel Heaters - - from Parker Hannifin Corp.'s Racor Division -- Heavy-duty In- Fuel-Line Diesel Heater comes installed inside a new fuel line and literally replaces the fuel line between tank and primary filter. It prevents power loss and stalls, and assists starting down to -40°F. This heated path is recommended for extended use in cold weather environments and severe conditions.
http://www.parker.com/racor/dfh_intro.html
-- from Mid-Atlantic Engine Supply Corp, Cinnaminson, New Jersey.
http://www.maesco.com/products/racor/r_dfh_intro/ r_dfh_intro.html

Racor filters -- from Racor Division (Parker Online Catalog)
http://www.parker.com/parkersql/ default.asp?type=2&id=27
-- from J & H Diesel Service, Inc., Greenville, Mississippi USA
http://www.jhdiesel.com/Racor.htm

See:
Pour-point depressants, winterising equipment

Vegetable oil filters

Vegetable oil filter cones are made of "Pelon", a generic term which can be cotton fiber but is more often synthetic, the longer-lived usually being synthetic. It can include adhesive versions of both ("fusible pelon"). Both cotton and synthetic Pelon run between 1.5 and 1.75 ounce for filters. Standard Pelon is usually 1.25 ounce. The thicker Pelons can be found in any upholstery supply warehouse in 48" or 96" bolts. -- Todd Swearingen, Appal Energy.

Slip-On Filter Bags: 7" x 18" x 11" 20. Part# 9830K11 -- 10 or more, $1.75 each. McMaster-Carr Catalog , Page 331:
http://www.mcmaster.com/

Viscosity meter

Some people use viscosity measures to check the "quality" of their biodiesel. Unfortunately, it won't tell you that, excepting in a laboratory with highly accurate equipment, and even then it would be only a part-indication. Impurities such as mono- and di-glycerides have viscosity values close to those of biodiesel, and the small quantities that make all the difference between poor and good conversion can't be measured this way at the homebrew-level. Viscosity can be a useful comparative indicator, especially when doing test batches. See Viscosity testing.

The Marsh Funnel Viscometer is a simple device for indicating viscosity on a routine basis. When used with a measuring cup, the funnel gives an empirical value for the consistency of a fluid. From Fann Instrument Company, Part No. 20100. (With thanks to Huseyin Turcan.)
http://www.fann.com/product_
overview1.asp?iprod=20100&catid=4

Visgage® Pocket Viscosity Comparator oil viscosity testing instrument -- the VISGAGE checks oil viscosity on-site quickly and conveniently, without thermometers or stop watches. It can be used to check any oil from light spindle oil to heavy gear oils. Simple to operate, accuracy of 95% or better.Made by Louis C. Eitzen Company, Inc. , email: sales@Visgage.com
http://www.visgage.com/pocket.html

Refractometers

Atago refractometers. With Auto Temp Compensation: ATC-1E: Y20,000; ATC-2E: Y21,000. Manual adjustment: Model N-1E, Y14,000; N-2E Y15,000. Heat resistant: H-50 and H-80, both Y25,000. 32-10 Honcho, Itabashi-ku, Tokyo 173-0001, Japan. Phone 81-3-3964-6131, Fax 81-3-3964-6137, E- mail: export@atago.net
http://www.atago.net/product/hand/hand1.html#1

Sugar Refractometers from Cole-Parmer:
http://www.coleparmer.com/catalog/ product_list.asp?cls=5119
&par=5116,5118&cat=14&sch=318&sku=&sel=

Brewing equipment

Tony Ackland explains what you need at the Home Distillation of Alcohol (Homemade Alcohol) site -- thermometers, hydrometers, fermenters, etc.
http://homedistiller.org/equipment.htm

The Revenoor Co. -- Stills ranging from 5 gallons to 1,000 gallons, and an interesting, 3,500-word introductory article on producing alcohol as a fuel from veteran distiller Terry Wilhelm.
http://revenoor.com/

New Zealand commercial suppliers Spirits Unlimited, mail order:
http://www.spiritsunlimited.co.nz/

Ray Toms' Moonshine Supplies -- Ray "in his own humble opinion is the best person to help you with any brewing problems you may come across". Mail order New Zealand and world-wide (local law is your problem). Hydrometers, Hyper Yeast, Turbo Yeast, other yeasts, and much more:
http://moonshine.co.nz/spirit.html

Gert Strand AB -- Distillers Yeast, including Turbo Yeast 20%, plus useful turbo yeast FAQ. Order Online (freight takes two weeks, from Sweden). E-mail: strand@partyman.se
http://www.turbo-yeast.com/distillersyeast.html
Brewhaus Inc. -- Gert Strand AB's distributor in North America. E-mail: info@brewhaus.com
http://www.brewhaus.com

The Brewery's Technical Library for articles on brewing related topics -- see Yeasts.
http://www.brewery.org/brewery/Library.html

Temperature gauges

Ashcroft Bimetal Thermometers
http://www.dascosales.com/page16.html

WIKA Bimetal Thermometers
http://www.wika.com/

OAKTON Instruments -- pH meters, thermometers and other equipment: "best qualtiy waterproof instruments, many for under US$100, available from stock from a wide variety of distributors". Contact Bob Langie, 888-462-5866, ext. 5684, e-mail: rlangie@4oakton.com
http://www.4oakton.com

Automatic temperature control valves

Penn Bradshaw water regulating valve, part number is nsv47ab-4. Johnstone Supply, Chattanooga TN. Phone 1 800 5250387, Price US$229.00, pay by credit card.

Danfoss Model AVTA: -25 to +130 C, with +50 to +90 C capillary bulb, opening on rising temp. (can be reversed), differential pressure 0 to 10 bar, max test pressure 25 bar, accuracy of 1% either side.
http://www.danfoss.com/

Metrex 800-T-37SE
http://www.metrexvalve.com/valvesw1.htm

Rustproofing, anti-corrosion

POR-15 -- General rust- proofing, repairing leaking fuel tanks, protecting steel biodiesel processors from corrosion, and more -- a permanent solution.

"POR-15was tested for 168 hours at 97°F in a condensing humidity salt spray (ASTM B117). At the end of the test period, coated steel was free of rust or pitting. Acid and alkali resistance tests performed found panels coated with POR-15® to be impervious to gasoline, oil, chromic acid, hydrochloric acid, phosphoric acid, sodium hydroxide, caustic soda, 50% sulfuric acid, and 50% hydrofluoric acid. POR-15® was applied over a rusty substrate as a finish coat (approximately 23 mils dry film thickness). The coating showed essentially no undercutting at the scribed area after 2000 hours in a weatherometer.

"A 2 mil thickness of POR-15® was applied to lightly rusted steel and then exposed for 1000 hours to a salt spray. At the end of the test period, no undercutting was observed at the scribed area. Recoatability is excellent. Laboratory tests have shown very good adhesion when applied up to 14 days after application of the first coat. In an actual Field test, a topcoat was applied 6 weeks after the first coat had been applied, and the intercoat adhesion was excellent as determined by a crosshatch tape test. A metal box used as a filter for raw sewage was coated with POR- 15® and placed in service within a few hours after the interior and exterior were coated. No visible rusting occurred at the welded areas after a six month exposure.

"A POR-15 coating was subjected to 700°F for 10 hours; it remained hard and showed no apparent loss of adhesion. A panel subjected to elongation was pulled beyond the yield point of the base metal without affecting the POR-15® coating."

We've used it, it works exactly as claimed.
http://www.por15.com/

How to remove all rust from steels tools and parts.

General equipment

Universal Process Equipment, Inc. -- used gear at
good prices: Evaporators, milling, reactors, extruders, mixers, fermenters, filtration, kilns, glass lined equipment, others, incinerators, complete processes, furnaces, glass lined equipment, heat exchangers, tanks, turbines, generators, centrifuges, chillers, compressors, dryers, boilers, pulverizers. Complete plants available. US-based, deals worldwide.
http://www.upe.com/

Diesel engines

Diesel Engine Trader .com -- New, Remanufactured, Reconditioned diesel engines, Marine Industrial diesel engines, Marine diesel motors, Diesel engine spares -- the HUB for trading diesel engines.
http://dieselenginetrader.com/det_cfm/Index_1.html

Soldering

There's a good primer on Solder & Brazing at Tony Ackland's Home Distillation of Alcohol site:
http://www.homedistiller.org/materials.htm#solder

The Brazing Book -- A well-known classic by Handy & Harman, now updated and online in full-text. For both the novice brazer and the seasoned engineer. Five main sections: Section One, "The Idea of Brazing," explains exactly what brazing is, where to use it, and how to perform it properly. Section Two, "Brazing in Action," presents detailed photographic case histories illustrating some of the many applications in which brazing is used today. Section Three, "Choices In Brazing Materials," plus technical reference tables and related information. Section -- A well- known classic by Handy & Harman, now updated and online in full-text. For both the novice brazer and the seasoned engineer. Five main sections: Section One, "The Idea of Brazing," explains exactly what brazing is, where to use it, and how to perform it properly. Section Two, "Brazing in Action," presents detailed photographic case histories illustrating some of the many applications in which brazing is used today. Section Three, "Choices In Brazing Materials," plus technical reference tables and related information. Section Four, "Available Reference Materials." From The Precious Metals Fabrication Group.
http://www.handyharmancanada.com/TheBrazingBook/ bbook.htm

About.com has two useful articles on soldering by Tammy Powl. The scale is a bit different -- Tammy's a jewelry maker -- but the principles are the same.
Soldering Tips
http://jewelrymaking.about.com/hobbies/jewelrymaking/
library/weekly/aa011199.htm?rnk=r4&terms=silver+solder
Step by Step Soldering
http://jewelrymaking.about.com/hobbies/jewelrymaking/
library/weekly/aa011899.htm?rnk=r6&terms=silver+solder

DISCLAIMER:


The information on this page is provided in good faith and is accurate to the best of our knowledge. It is provided without any guarantees or liability. Journey to Forever is in no way responsible or accountable for any information provided on any of the external websites referred to above.



Biofuels
Biofuels Library
Biofuels supplies and suppliers

Biodiesel
Make your own biodiesel
Mike Pelly's recipe
Two-stage biodiesel process
FOOLPROOF biodiesel process
Biodiesel processors
Biodiesel in Hong Kong
Nitrogen Oxide emissions
Glycerine

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