A cikin 'yan shekarun nan, gazawar tsarin dumama na gargajiya, kamar mummunan gurɓataccen muhalli, daɗaɗar makamashi mai yawa, da rarraba zafin jiki mara daidaituwa, sun ƙara bayyana. Mutane ba su gamsu da tsarin dumama na gargajiya ba, kuma shimfidar ƙasa na geothermal, wanda ya fi dacewa ga jikin ɗan adam, sannu a hankali yana samun farin jini. Yayin da shimfidar ƙasa ta ƙasa ta wanzu shekaru da yawa, har yanzu sabon nau'in samfuri ne a ƙasata.
Yaɗuwar karɓar kowane nau'in samfur mai tasowa yana buƙatar ƙarfin tuƙi, kuma shimfidar ƙasan ƙasa ba banda. Yayin da shimfidar ƙasan ƙasa ke ƙara zama ruwan dare a cikin gidaje na yau da kullun, jita-jita game da haɗarin dumama ƙasa sun fara yaduwa, wanda ya samo asali daga maimaita rahotannin formaldehyde da ke wuce ƙa'idodin aminci a cikin shimfidar ƙasan ƙasa. Wannan ya zama babban cikas ga yawaitar ɗaukar shimfidar ƙasan ƙasa. A halin yanzu, don biyan buƙatun muhalli na masu amfani, kamfanonin shimfidar ƙasa na ƙasa suna mai da hankali kan sabbin fasahohi don kawar da formaldehyde. A nan gaba, abokantaka na muhalli na samfuran ƙila su zama abin yanke shawara a cikin nasarar kamfani.
