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Amanj🎭
@amanj292
The idea of respirators came from Pliny the Elder in the 1st century AD, when he recommended the use of animal bladders to protect Roman miners from inhaling lead oxide dust.🎭
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Zhin🎭
@zhin
The early inventions did not stop with Pliny, as in the 16th century, Leonardo da Vinci recommended the use of wet cloth to protect against the toxic agents of chemical warfare.🎭 🎭 🎭
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