1.1 Overview - What is Biodiesel

1.2 Biodiesel processing in Central America

1.3 Production Methods for Farmers and Communities

2.1 Rubber hose changes and fuel filter changes

2.2 Maintenance considerations (Writers - address fuel filter changes, and also changes drivers may expect in terms of less need for oil changes)

2.3 Biodiesel in cold climates and high altitudes

2.4 Biocides

2.5 Brief introduction to running on 100 Percent vegetable oil (SVO)

3.1 Basic reaction

3.2 Effects of temperature, mixing and time on reaction completeness

3.3 Considerations for selecting reagents (i.e. methanol vs ethanol, KOH vs NaOH).

3.4 Titrating Your Oil Sample -David Tetta

4.1 Safety and Other General Information - David Tetta

4.2 Making a One-Liter Batch David Tetta

4.2 Washing a One-Liter Batch

5.1 Introduction

5.2 Principal vegetable oil sources in Central America

5.3 Waste Vegetable Oil

5.3.1 How and where to obtain waste vegetable oil

5.3.2 Testing oil for water

5.3.3 Dewatering waste oil

6.1 Introduction

6.2 Mixing tanks

6.3 Mixing equipment

6.4 Heating devices

6.5 Catalyst mixing and delivery

6.6 Techniques and equipment for airtight processing

6.7 Cleaning your biodiesel

6.7.1 To wash, or not to wash

6.7.2 Water Washing

6.7.3 Counterflow

6.7.4 Drying

6.7.5 Methanol Recovery and Filtration

6.7.6 Magnasol and other Finishing agents

6.7.7 Filtration

6.8 Storage Concerns and Biocides

7.1 Introduction

7.2 Preheating

7.3 Titration

7.4 Calculating and adding methoxide

7.5 Mixing

7.6 Prewash

7.7 Settling

7.8 Draining glycerol

7.9 Washing

7.10 Drying

7.11 Filtering

8.1 Quality Testing (Writers - Focus on the importance of testing - discuss typical contaminants that occur, problems they cause)

8.1.1 Dr Pepper wash test

8.1.2 pH testing between washes

8.1.3 Viscosity test

8.1.4 Reprocess test (with KOH and NaOH)

8.1.5 Test for mono and diglycerides

8.2 Reprocessing a partially reacted batch

8.3 Glycerol/glycerin

8.4 Methanol Recapture

8.4.1 During Processing (methanol condenser)

8.4.2 From Glycerin

8.5 Solar Heating

8.5.1 Solar heater designs (preheat tank, water tank, solar standpipe)

8.5.2 Heat exchanger vs direct convection heating system

8.6 Building a bike stirrer or a bike pump

8.7 Making your own reagents (methanol, ethanol, KOH)

8.8 Handling and storing biodiesel (Writers - brief summary with links to to "Manejar Biodiesel" pages)

8.9 Regulations Affecting Small Scale Biodiesel Producers in Central America

Introduction and finding cheap materials.

Basic weldless 55 gallon processor design

WDA 55 processor design (open top design)

WaterheaterProcessor - David Tetta

Conical bottom welded processor

HDPE tank

55 gallon drum with a bulkhead connector

Standpipe

Counterflow Wash Method