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Lipids
Organic biological compounds
include fats and oils
Animal Fats
are saturated
Plant Oils
are unsaturared
Triglycerides
Large non-polar molecules
insoluble in water as they cannot form hydrogen bonds.
a type of fat

Fats
Triglycerides that are solid
Oils
Triglycerides that are liquid
Glycerol
A molecule also known as propan-1,2,3-triol which contains three hydroxyl (−OH) functional groups
Fatty Acids
Carboxylic acids with a carboxyl functional group (−COOH) attached to an unbranched hydrocarbon chain (tail) of 8 or more carbons.
Condensation Reaction (Triglyceride Synthesis)
A reaction between one glycerol and three fatty acids to form three ester links and three water (H2O) molecules.

saturated Fatty Acids
single C-C bonds
monounsaturated Fatty Acids
one C=C bond
polyunsaturated Fatty Acids
more than one C=C double bond
uses of fats and oils
in food directly
fuel for cooking
synthesis for other products (like soap, biodiesel)