Sake amfani da sharar filastik zuwa propane - fasahar karni na 21
Sharar robobi ciwon kai ne ga kowace kasa a duniya. Wasu jihohi suna ƙone polymers, yayin da wasu ke tattara su a cikin wuraren da ake zubar da ƙasa. Akwai kasashen da suka kware wajen sake amfani da su, bayan hadaddun rarrabuwar kawuna ta nau'in filastik. Kyakkyawan kayan aiki don lalata sharar gida shine fasaha na polymer granulation don ƙarin samar da hanya. Kowace ƙasa tana da hanyarta ta sake amfani da sharar gida.
Amurkawa suna ba da shawarar canza yanayin tare da sake amfani da filastik. Cibiyar Fasaha ta Massachusetts ta sami wata hanya ta musamman. Masana kimiyya sun ba da shawarar lalata robobi ta hanyar amfani da abubuwan motsa jiki. Sakamakon ya kamata ya zama iskar propane. Haka kuma, amfanin amfanin gona ya kai 80%. Ana amfani da zeolite na tushen cobalt azaman mai kara kuzari.
Sake amfani da sharar filastik zuwa propane - fasahar karni na 21
Tunanin yana da ban sha'awa. Aƙalla gaskiyar cewa don samar da propane ba lallai ba ne a kashe lokaci don rarrabawa. Bugu da kari, a zamanin da ake fama da matsalar makamashi a Turai, wannan wata babbar hanya ce ta rama karancin iskar gas. Irin wannan maganin tattalin arziki zai rufe tambayoyi da yawa lokaci guda:
- Sharar gida.
- Damar ƙara amfani da filastik mai arha a cikin samarwa ba tare da cutar da muhalli ba.
- Adana akan itace. Tabbas, saboda haramcin buhunan filastik, ƙasashe da yawa sun canza zuwa takarda.
- Samun iskar gas mai amfani (propane) a bangaren makamashi.
A kan bangon duk waɗannan fa'idodin, akwai babban koma baya. Cobalt Ana hakar karafa mai nauyi a kasashe goma sha biyu. Wato sauran jihohin da ba a hako shi ba, zai kasance yana da wata kima. A dabi'a, daga ra'ayi na tattalin arziki, tambayoyi suna tasowa - yadda tasiri yake da hanyar sarrafawa.
Idan aka yi la’akari da cewa akwai tarin tarin cobalt a Afirka, China, Australia, Canada da kuma Rasha, sarrafa robobi zuwa propane zai kasance abin sha’awa ne kawai ga kasashen da aka lissafa. Sauran kuma za su lissafta kudin shiga da kashe kudi domin samun matsaya kan wannan batu.