Yes, It is indeed true that Thermoplastics and thermosettingplastics burn upon heating.
Native Americans who used spears to hunt were using wedges. In the third century BC, the Greek scientist Archimedes invented a way to lift water, called the Archimedes screw. It was used to water crops and to move water out of ships.
Answer:
PDSA, where you work as a group
Explanation:
