FactCheck: Does this Dublin video prove masks increase carbon dioxide to dangerous levels?
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53K views · 577 reactions | COVID-19  Prolonged use of medical  masks--if properly worn--DOES NOT lead to carbon dioxide intoxication  or oxygen deficiency. ✅ Look who 樂 should use medical masks . ⤵️ Remember... wash your ✋駱 with  and 識. | PAHO-WHO | Facebook
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‘Wear a mask’: Doctor demonstrates how prolonged mask-wearing does not lead to carbon dioxide retention
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