BIOCHEMICAL FOOD TEST-lipid emulsion test
every fatty food contains fats in it.actually fats are a kind of lipids.these are carbon compounds.which are very essential for providing energy.this experiment is to test for this nutrient of food.
any oil,or any other fod material
take 2ml of given food/oil in a test tube.add 2ml of ethanol in the oil.mix it thoroughy till the oil dissolves.now add 2ml of water in the test tube.
all these compounds react together to give a white precipitate.if the precipiatate appears,then the food we are testing contains lipids(fats)