Duba zuwa sashi na ƙasa sannan ka amsa tambayar daga baya a cikin harshe ɗaya kamar yadda sashi: Hanyar: Tsarin a cikin yanayin sama yana ba da gudummawa har zuwa 90% na jimlar formaldehyde a cikin muhalli. formaldehyde matsakaici ne a cikin oxidation (ko konewa) na methane, da sauran mahaɗan carbon, misali a cikin gobarar daji, fitar da mota, da hayakin taba. Lokacin da aka samar a cikin yanayi ta hanyar aikin hasken rana da oxygen akan methane na yanayi da sauran hydrocarbons, ya zama wani ɓangare na smog. An kuma gano formaldehyde a sararin samaniya (duba ƙasa). Tambaya: Menene ma'anar ƙonewa?
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