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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 jan 1933 ano - Polyethylene discovered

Adicionado na linha do tempo:

HPM

ByLucas
28 set 2017
0
0
814

Data:

1 jan 1933 ano
Agora
~ 92 years ago
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