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5 h 2 jan 1928 ano - Thomas Midgley, Jr. invents coolant chemicals for air conditioners and refrigerators
Adicionado na linha do tempo:
20th Century
By
Rafelle Marie Timog Allego
10 fev 2018
0
0
655
Data:
5 h 2 jan 1928 ano
Agora
~ 96 years ago
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