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1 jan 1948 ano - Several industrial smog in Donora Pennsylvania killed 20 people and made 7,000 more sick.

Descrição:

Several industrial smog in Donora Pennsylvania killed 20 people and made 7,000 more sick.

Adicionado na linha do tempo:

Health and Wellness

Bychyelle Jiazten milgrom
9 nov 2019

Data:

1 jan 1948 ano
Agora
~ 76 years ago
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