THE Whey, or whey, is a by-product of cheese making. It is the liquid residue obtained when milk coagulates (curdles). There are 2 types of whey: sweet (pressed cheeses with a pH of 5 to 6) and acid (soft and...
Expired or non-compliant milk, as well as residues from the dairy industry, can be considered as waste. By putting them into methanization, we recover these dairy wastes instead of throwing them away. Milk contains organic matter such as fats, proteins...