How to Turn Milk into Stone

How to turn milk into a hard plastic nearly as strong as stone All we need for this simple kitchen science experiment is milk, vinegar and a strainer. You can make all kinds of shapes and designs using this plasticlike material. In fact, this is the stuff they used before plastic was around Instructions: Take 1 warm cup of milk and mix with 1 tablespoon of white vinegar. Basically, for every cup of milk you use, add 1 tablespoon of vinegar and you can make a much larger batch. Mix it together and s