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1 gen 1941 anni - Polyester invented by Whanfield James D' what is Polyester? - a synthetic resin in which the polymer units are linked by ester groups, used chiefly to make synthetic textile fibres. how has it impacted the textiles industry?

Aggiunto al nastro di tempo:

Data:

1 gen 1941 anni
Adesso
~ 84 years ago