Incazelo: Imikhiqizo yethu eyinhloko iphakathi kwemithi. Abaphakathi kwezemithi badlala indima ebalulekile ekuhlanganiseni kwamakhemikhali ekhemisi. Imithi yethu ephakathi, imikhiqizo eyinhloko, ikusixhumanisi esiyinhloko phakathi kwe-chemical mat eluhlaza