Biodiesel - an alternative fuel Crossword

Substance that speeds up a chemical reaction
chemical added to soil to improve nutrient content of the soil
safe substance that cannot cause any harm
Gas produced during combustion in the presence of sufficient amounts of oxygen.
Physical process during which water liquid turns into water vapour
Transforming triglyceride into fatty acid alkyl esters, in the presence of an alcohol
Low-emissions diesel substitute made from renewable resources and waste lipids
Oil of plant origin
Physical property that provides a convenient index of the flammability and combustibility
Substances that compromise the quality of a product
Describes eco-friendly fuels that rapidly break down chemically and mechanically
A gas that contributes to the increase in temperature of the atmosphere by absorbing infrared radiation in the atmosphere.
Raw state of materials
Structure of organic compound with no branching
Oil crops such as rape..... serve as suitable source for biodiesel
Characteristics of the ....are determined by the nature of the fatty acids attached to the glycerin.
The life ....analysis measures the environmental impact or benefits of a product compared to other similar products.