Yawancin kayayyakin gilashin da yawa sun gano su a yankuna na Yammacin Turai na zamanin da, dating baya kusan shekaru 2,000, da kuma tsofaffin samfuran gilashin ne 4,000 da haihuwa. Dangane da kwastomomi na yau da kullun, kwalbar gilashin shine mafi kyawun ingantaccen Artefact a cikin duniya, kuma ba ya Corrode cikin sauƙi. Chemist sun ce gilashin shine 'yar'uwar tagwayen, kuma muddin yashi tana cikin duniya, gilashin tana ƙasa.
Duk abin da zai iya lalata kwalban gilashin, ba yana nufin cewa ba shi da kwalban gilashin. Kodayake ba za a lalata shi ba da kimantawa, ana iya warware shi a jiki ". Iska da ruwan halitta sune babban nemosis.
A Fort Brugg, California, Amurka, Amurka, akwai bakin teku mai launi. Lokacin da kuka shiga, zaku iya ganin cewa an haɗa shi da ƙwayayen launuka marasa daidaituwa. Wadannan pellets ba duwatsu a cikin yanayi ba, amma kwalabe gilashin da mutane suka watsar. A shekarun 1950, an yi amfani da shi azaman tsiro na datti don gilashin gilashin da aka watsar, sannan kuma a cikin shekaru 60 na teku na teku.
A wani shekaru 100 ko makamancin haka, yashi mai launi na bakin teku zai shuɗe, masana kimiyya sun ce. Saboda ruwan teku da ruwan teku bakin ciki rub da farjin, a kan lokaci, an cire gilashin a cikin tekun ruwa, kuma a karshe nutse zuwa kasan teku.
Baƙin rairayin bakin teku na banbanci ba kawai ba kawai jin daɗin gani ba, har ma yana haifar da tunani game da yadda ake sake maimaita samfuran gilashin.
Don hana sharar gilashi daga ƙazantar muhalli, gabaɗaya muna ɗaukar hanyoyin sake amfani da su. Kamar sake amfani da baƙin ƙarfe, ana sake dawo da gilashin cikin wutar da za a sake shi. Tunda gilashi shine cakuda kuma bashi da madaidaitan mantawa, kuma kowane sashe zai narke gilashin daban daban daban daban kuma raba su. A kan hanya, za a iya cire ƙazantuttukan da ba'a so ta hanyar ƙara wasu sunadarai.
Sake dawowar kayan gilashin a ƙasata ya fara zuwa, kuma farashin amfani shine kusan kashi 13%, lagan bayan ƙasashe masu tasowa a Turai da Amurka. Masana'antu masu dacewa a cikin ƙasashe da aka ambata a sama sun zama sun girma, da kuma fasahar fasahar sake dawowa da kuma ka'idojin da suka dace suna cancanci tunani da ilmantarwa a ƙasata.
Lokaci: Mayu-12-2022