Amakuru yinganda
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Igikorwa cyibigize imiti mubyuma
1. Carbone (C) .Karubone nikintu cyingenzi cyimiti igira ingaruka kumiterere ya plastike ikonje. Iyo karubone iri hejuru, imbaraga nyinshi zicyuma, hamwe nubushyuhe bwa plastike ikonje. Byaragaragaye ko kuri buri 0.1% kwiyongera mubirimo karubone, imbaraga z'umusaruro ziyongera ...Soma byinshi