Chemistry, 16.04.2021 23:20 brandon2222269
Donnez la distance à laquelle on doit se placer pour éviter tout risque auditif, c'est-à-dire pour avoir un niveau sonore au niveau des oreilles de 90 dB maximum.
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Donnez la distance à laquelle on doit se placer pour éviter tout risque auditif, c'est-à-dire pour a...
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