it is not different
The chocolate cannot be easily separated from the milk.
Fat is separated from milk in large centrifuges.
by the suspension
milk is a mixture
the two substances can be sparated using a siv as the milk will drain out at the ceral will remain.
Milk and water can be separated by boiling it, using a distiller, or by reverse osmosis using a filter.
Fat free milk comes from a factory that has separated the fat out of the milk with a centrifuge. The fat is used to make cream.
Milk is not a solution because it is not clear if your milk is made of two different substances (which I doubt) and can be separated (which I doubt) then it is a mixture so no it is neither
Milk does not have oil in it; but it does contain animal fat. There are ways to remove the natural animal fat that occurs in milk which is where you get 2% milk and skim milk from. The fat can also be separated to make cream and butter.
-oil & water - cream & milk
-oil & water - cream & milk
whey is made from milk. more specifically:Whey is the liquid left after curds are separated from milk to make cheese.