27 marzo 1953 anni - High Density Polyethylene Invented
Descrizione:
Polyethylene is the most commonly used plastic in modern manufacturing when reinforcing products at a low weight. The invention of high density polyethylene would allow plastic toys to be manufactured at a large scale and cheap price for better durability. This discovery was made by Karl Ziegler and Erhard Holzkamp.Aggiunto al nastro di tempo:
Data:
27 marzo 1953 anni
Adesso
~ 72 years ago