@WHO: Over time, breathing in radon, a tasteless, colourless, odourless carcinogenic radioactive gas, ↗️ lung cancer risk. Residential radon exposure was estimated to have caused 84,000 deaths by lung #cancer in 2019 👉 https://t.co/YjZka7FAIt #WorldCancerDay https://t.co/nqiaE3RIpN

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