Function: Using a bicycle powered single-shaft shredder to shred plastic into small, uniform pieces.
Function: Using a reciprocating screw to shear, pressurize, and heat plastic to extrude into a desired mold or consistent thickness.
(Links to Precious Plastic website)
Function: A washing machine provides heated water, which helps to remove oils and dissolves many contaminants. It creates friction through spinning, which scrubs plastic against each other and takes of dirt. It has multiple flushing cycles to get out of the old water and centrifugation helps to dry the plastic. Though we need to shred the plastic beforehand to achieve uniform cleaning.