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11 juin 1994 - Radon is listed as human carcinogen

Description:

NTP lists radon as a known human carcinogen
which means exposure can cause cancer

Ajouté au bande de temps:

Chemistry Timeline

ByCALEB SMITH
25 sept. 2018
0
0
291

Date:

11 juin 1994
Maintenaint
~ Il y a 30 ans

Les images:

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