0 a protein (= a substance found in food that is necessary for the body to grow) found in milk and cheese, also used to make a type of paint: --
Casein is by no means a raw material.
Lower down the page we have exemptions for "casein, caseinates and other casein derivatives".
Rennet casein is made from the residue of milk after the fats have been removed.
There were sugar, butter, margarine, casein, watercress and an extra pint of fresh pasteurised milk every day.
Milk itself is the source of an important industrial material known as casein, which is used for plates, cups, combs and umbrella handles.
I understand that there is no substantial production of industrial casein in this country at present.
I brought forward a casein which one firm paid £25,000 fine.
All goods within item 35.01 except casein glues are, similarly, natural materials produced as a result of a quite simple process.