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OTILUVCHI ZAHARLI TUZILMA ZAHARLI BILAN ZAHARLANISH BELGILARI VA BU HOLATDA BIRINCHI YORDAM
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Detailed study on the identification and characteristics of toxic substances, their effects on the human body, and first aid measures in such situations
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#toxic substances#chemical compounds#safety measures
Premium Content
OTILUVCHI ZAHARLI TUZILMA ZAHARLI BILAN ZAHARLANISH BELGILARI VA BU HOLATDA BIRINCHI YORDAM
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9 taFayl hajmi
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