Some people say that vacuum forming is bad for the environment because you are applying heat to plastic. I think they are wrong. I think that vacuum forming wastes less stuff.

Vacuum forming is when a sheet of plastic is heated tuntil it is soft, stretched onto or in to a mold, and applying a vacuum to suck the sheet into the mold. More information about vacuum forming can be obtained on the Plastipedia website.

Vacuum forming is one of the most common methods of processing plastic. The vacuum forming process involves heating a sheet of plastic until it is soft.

Vacuum forming is a simplified form of thermoforming. Thermoforming heats plastic to a certain temperature, and is put on a mold while applying a vacuum to the mold.