Radon is___________? A. germon radio B. radio active gas C. artificial fibre D. an explosive 💾 Save the Page as PDF: 📥𝐃𝐨𝐰𝐧𝐥𝐨𝐚𝐝 𝐍𝐨𝐰! Related Read more articles Previous PostDuring winter in cold countries, the ____ is mixed to melt the ice on the icy roads. Next PostWhich of the following is the most toxic gas? If the aforementioned Answer is Wrong. Leave a Reply with an authentic source.Cancel reply