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9 dic 1921 año - Leaded gasoline discovered

Descripción:

Thomas Midgley of General Motors discovers tetraethyl lead as an anti-knock gasoline additive. Despite strong private warnings about its danger

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Health and Wellness

Bychyelle Jiazten milgrom

9 nov 2019

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fecha:

9 dic 1921 año

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~ 103 years ago

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