Gilashi ko filastik: Wanne Yafi Kyau Ga Muhalli?

Gilashi ko filastik, wanne ne a zahiri ya fi kyau ga muhallinmu?Da kyau, za mu yi bayanin gilashin vs filastik don ku iya yanke shawarar da za ku yi amfani da ita.

Ba asiri ba ne cewa akwai masana'antu da yawa waɗanda ke yin sabbin kwalabe na gilashi, kwalba, da ƙari mai yawa kowace rana.Bugu da kari, akwai masana'antu da yawa da ke yin robobi ma.Za mu raba muku shi kuma mu amsa tambayoyinku kamar yadda gilashin za a iya sake yin fa'ida, gilashin da ba za a iya lalata shi ba, kuma robobi albarkatun halitta ne.

Glass vs Plastics

Lokacin da kuka duba sharar sifili, za ku iya lura da ton da tarin hotunan gilashin gilashi a ko'ina.Daga kwandon shara zuwa tulunan da ke lullube da kayan abinci na mu, gilashin ya shahara sosai a cikin al'ummar sharar sifili.

Amma menene sha'awar mu da gilashi?Shin da gaske ya fi kyau ga muhalli fiye da filastik?Gilashin ba za a iya lalatar da shi ba ko kuma ya dace da yanayi?

Filastik na son samun sakamako mara kyau daga masana muhalli - wannan yana da alaƙa da gaskiyar kashi 9 cikin ɗari ne kawai ake sake yin fa'ida.Wannan ya ce, akwai abubuwa da yawa da za a yi tunani game da abin da ke shiga masana'antu da sake yin amfani da gilashi da filastik, ba tare da ambaton rayuwarsa ba.

Wanne ne ainihin mafi kyawun yanayin yanayi lokacin da kuka gangara zuwa gare shi, gilashi ko filastik?To, watakila amsar ba ta fito fili ba kamar yadda kuke tunani.Shin gilashi ko filastik sun fi dacewa da muhalli?

Gilashin:

Bari mu fara da nazarin kowane sifili na kayan ƙaunataccen abu: Gilashi.Na farko, yana da mahimmanci a lura cewa gilashin shinesake yin amfani da su mara iyaka, koma ga asalin amfaninsa.

Ba ya taɓa rasa ingancinsa da tsabtarsa, komai sau nawa aka sake sarrafa shi….amma da gaske ana sake yin fa'ida?

Gaskiya game da gilashi

Da farko, yin sabon gilashi yana buƙatar yashi.Yayin da muke da tarin yashi a rairayin bakin teku, hamada, da kuma ƙarƙashin teku, muna amfani da shi da sauri fiye da yadda duniya za ta iya cika ta.

Muna amfani da yashi fiye da yadda muke amfani da mai, kuma kawai wani irin yashi ne kawai za a iya amfani da shi don yin aikin (a'a, yashi na hamada ba za a iya amfani da shi ba).Ga wasu ƙarin batutuwan da suka shafi:

• Galibi, ana girbe yashi daga gadajen kogi da gadajen teku.
• Fitar da yashi daga muhallin halitta shima yana tarwatsa tsarin halittu, la'akari da kwayoyin halitta suna rayuwa akansa wadanda ke ciyar da tushen sarkar abinci.
• Cire yashi daga gaɓar teku yana barin al'ummomin bakin teku suna buɗewa ga ambaliya da zaizayar ƙasa.

Tun da muna buƙatar yashi don ƙirƙirar sabon gilashi, za ku iya ganin inda wannan zai zama matsala.

Ƙarin matsaloli tare da gilashi

Wani matsala da gilashi?Gilashin ya fi filastik nauyi, kuma yana karyewa cikin sauƙi yayin tafiya.

Wannan yana nufin yana samar da hayaki mai yawa a cikin sufuri fiye da robobi kuma ya fi tsadar sufuri.

Za a iya sake sarrafa gilashin?

Har ila yau wani abin da za a yi la'akari shi neyawancin gilashin ba a zahiri sake yin fa'ida ba.A zahiri, kashi 33 cikin 100 na gilashin sharar gida ne kawai ake sake yin amfani da su a Amurka.

Lokacin da kuka yi la'akari da tan miliyan 10 na gilashin ana zubar da su a kowace shekara a Amurka, wannan ba ƙimar sake yin amfani da shi ba ne sosai.Amma me yasa sake yin amfani da shi yayi ƙasa sosai?Ga wasu 'yan dalilai:

• Akwai dalilai da yawa da sake yin amfani da gilashin ya yi ƙasa: Gilashin da aka saka a cikin kwandon sake amfani da shi ana amfani da shi azaman murfi mai arha don rage farashi.
• Masu amfani da ke shiga cikin “keken buri” inda suke jefa abubuwan da ba za a sake amfani da su ba cikin kwandon sake amfani da su kuma suna gurɓata dukan kwandon.
• Gilashin launi kawai za a iya sake yin fa'ida kuma a narke tare da launuka iri-iri.
• Windows da Pyrex bakeware ba sa sake yin amfani da su saboda yadda ake kera shi don jure yanayin zafi.

Gilashin na iya lalacewa?

Ƙarshe amma ba kalla ba, gilashin yana ɗaukar shekaru miliyan ɗaya don bazuwa a cikin muhalli, watakila ma fiye da haka a cikin rumbun ruwa.

Gabaɗaya, wannan shine kusan manyan matsaloli huɗu tare da gilashin da ke tasiri ga muhalli.

Yanzu, bari mu yi nazarin yanayin rayuwar gilashin kusa.

Yadda ake yin gilashi:

Gilashin an yi shi ne daga dukkan albarkatun halitta, kamar yashi, ash soda, farar ƙasa da gilashin da aka sake yin fa'ida.

Duk da haka, yana da mahimmanci a lura cewa muna gudu daga yashin da aka yi amfani da shi don yin gilashin da farko.

A duk duniya, muna wucewa50 ton biliyan yashi kowace shekara.Wannan ya ninka adadin da kowane kogi ke samarwa a duniya.

Da zarar an girbe wadannan albarkatun, sai a kai su wani gida da ake duba su sannan a aika da su zuwa tanderun don narkewa, inda za a yi zafi zuwa digiri 2600 zuwa 2800 Fahrenheit.

Bayan haka, suna tafiya ta hanyar kwantar da hankali, kafawa, da kuma tsarin ƙarewa kafin su zama samfurin ƙarshe.

Da zarar an ƙirƙiri samfurin ƙarshe, ana jigilar shi don a iya wanke shi da haifuwa, sannan a sake jigilar shi zuwa shaguna don siyarwa ko amfani.

Da zarar ya zo ƙarshen rayuwarsa, (da fatan) ana tattara shi a sake sarrafa shi.

Abin takaici, a kowace shekara kashi ɗaya bisa uku na kusan tan miliyan 10 na gilashin da Amurkawa ke jefawa ana sake yin fa'ida.

Sauran suna zuwa rumbun ruwa.

Lokacin da aka tattara gilashin da sake yin amfani da shi, dole ne a fara wannan aikin na jigilar, ta hanyar shirye-shiryen batch, da duk abin da ya biyo baya.

Fitar da makamashi:

Kamar yadda zaku iya tunanin, wannan gabaɗayan tsarin yin gilashi, musamman ta amfani da kayan budurci, yana ɗaukar lokaci mai yawa, kuzari, da albarkatu.

Har ila yau, adadin jigilar gilashin ya wuce, yana ƙara haɓaka, kuma yana haifar da ƙarin hayaki a cikin dogon lokaci.

Yawancin tanderun da aka yi amfani da su don ƙirƙirar gilashin kuma suna gudana akan burbushin mai, wanda ke haifar da gurɓataccen gurɓataccen abu.

Jimillar makamashin burbushin mai da ake amfani da shi don yin gilashi a Arewacin Amurka, buƙatun makamashi na farko (PED), ya kai 16.6 megajoule (MJ) a cikin kilogiram 1 (kg) na gilashin ganga da aka samar.

Matsakaicin yuwuwar dumamar yanayi (GWP), wato sauyin yanayi, ya kai 1.25 MJ a cikin kilogiram 1 na gilashin da aka samar.

Waɗannan lambobin sun ƙunshi kowane mataki na yanayin rayuwar marufi don gilashi.

Idan kana mamaki, megajoule (MJ) naúrar makamashi ne daidai da joules miliyan ɗaya.

Ana auna amfanin iskar gas a cikin megajoules kuma ana yin rikodin ta ta amfani da mitar gas.

Don sanya ma'aunin sawun carbon da na bayar cikin hangen nesa kadan mafi kyau, lita 1 na man fetur daidai yake da megajoules 34.8, High Heating Value (HHV).

Wato ana ɗaukar ƙasa da lita ɗaya na man fetur don yin 1 kg na gilashi.

Yawan sake amfani da su:

Idan wurin kera gilashin ya yi amfani da kashi 50 cikin ɗari da aka sake yin fa'ida don yin sabon gilashi, to za a sami raguwar kashi 10 a GWP.

A takaice dai, kashi 50 na sake yin fa'ida zai cire metrik ton miliyan 2.2 na CO2 daga muhalli.

Wannan daidai yake da cire hayakin CO2 na motoci kusan 400,000 kowace shekara.

Koyaya, wannan zai faru ne kawai ana ɗauka aƙalla kashi 50 na gilashin an sake yin fa'ida sosai kuma an yi amfani da su don yin sabon gilashi.

A halin yanzu, kashi 40 cikin 100 na gilashin da aka jefa cikin tarin sake amfani da rafi guda ɗaya a zahiri ake sake yin fa'ida.

Duk da yake gilashin yana iya sake yin amfani da shi gaba ɗaya, abin takaici, akwai wasu wurare waɗanda suka zaɓi murkushe gilashin kuma suyi amfani da shi azaman murfin ƙasa maimakon.

Wannan ya fi arha fiye da sake sarrafa gilashin, ko nemo wani abin rufewa don wuraren da ake zubar da ƙasa.Abubuwan da aka rufe don wuraren ɓarke ​​​​waɗanda suka haɗa da kwayoyin halitta, inorganic da inert abubuwan (kamar gilashi).

Gilashi a matsayin murfin shara?

Ana amfani da murfi don sarrafa ƙamshin ƙamshin ɗumbin ƙasa, da hana kwari, hana sharar gobara, hana ɓarna, da iyakance kwararar ruwan sama.

Abin takaici, yin amfani da gilashin don rufe wuraren da ake zubar da ƙasa baya taimaka wa muhalli ko rage hayaki saboda ainihin gilashin keken keke yana hana sake amfani da shi.

Tabbatar cewa kun duba cikin dokokin sake yin amfani da su na gida kafin ku sake sarrafa gilashin, don sau biyu duba za a sake yin amfani da shi.

Sake amfani da gilashin tsarin rufaffiyar madauki ne, don haka baya haifar da wani ƙarin sharar gida ko ta-kayayyaki.

Ƙarshen rayuwa:

Wataƙila ya fi kyau ka riƙe gilashin ka sake yin sa kafin ka jefa shi cikin kwandon sake amfani da shi.Ga 'yan dalilan da suka sa:

• Gilashin yana ɗaukar lokaci mai tsawo sosai don karyewa.A gaskiya ma, yana iya ɗaukar kwalban gilashin shekaru miliyan ɗaya kafin ya lalace a cikin muhalli, mai yiwuwa ma fiye da haka idan yana cikin rumbun ƙasa.
• Domin yanayin rayuwarsa yana da tsawo sosai, kuma saboda gilashin baya fitar da wani sinadari, yana da kyau a sake yin amfani da shi akai-akai kafin a sake sarrafa shi.
• Saboda gilashin ba shi da ƙarfi kuma ba zai iya jurewa ba, babu hulɗa tsakanin marufi na gilashin da samfuran da ke ciki, wanda ba ya haifar da rashin daɗi bayan ɗanɗano - har abada.
• Bugu da kari, gilashin yana da kusan sifili adadin hulɗar sinadarai, wanda ke tabbatar da cewa samfuran da ke cikin kwalbar gilashi suna kiyaye dandano, ƙarfi da ƙamshi.

Ina tsammanin wannan shine dalilin da ya sa ɗimbin ɓarna na sifili ke ƙarfafa mutane su ajiye duk fakitinsu na banza don sake amfani da su.

Yana da kyau don adana abincin da kuke samu daga babban kantin sayar da abinci, abubuwan da suka rage, da kayan tsaftace gida.