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fatty acids:An acid, with a chain of carbon atoms, present in animal and vegetable fats and oils. e.g. cholesterol
fermentation:The breakdown of a substance by microorganisms, such as yeasts and bacteria, usually in the absence of oxygen, especially of sugar to ethyl alcohol in the making of beers, wines, and spirits.
fermentation alcohol:(Ethanol: C2H5OH) Grain alcohol. Poisonous, but not to the degree of methanol. Found in alcoholic drinks. Results from the fermentation of grain or fruit.
flax:(Linum usitatissimum) A thin, upright plant, with long leaves and blue flowers, grown for its seeds (used for their oil) and fibers (used in linen).
folic acid:A vitamin of the B complex, found in leafy green vegetables, liver, and kidney, and deficiency of which causes pernicious anaemia. Also called Folacin or Pterroylglutamic Acid.
foreseeable:That which can be predicted to some extent and planned for.
fossil fuels:Hydrocarbons derived from dead, fossilized plant and animal matter. Due to the fact that they take millions of years to form, they are considered non-renewable resources.
free radical:An atom or compound in which there is an unpaired electron.
fungal infection:An infection by fungus. e.g. athlete's foot.
fungicide:An agent, such as a spray or dust, used for destroying fungi.
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