Soy milk, also known as soy drink, is made from soybeans. It's vegan and lactose-free, making it a popular alternative to cow's milk. Soy milk is low in calories and saturated fat and contains ...

The product is called PolyGlu, which is a coagulant made from fermented soybeans. It mixes with dirt ... requires further filtering to be safe to drink. A self-contained tank is also available ...