Site na nchịkwa anyị magburu onwe ya, ikike teknụzụ siri ike na usoro nchịkwa siri ike, anyị na-aga n'ihu na-enye ndị ahịa anyị ezigbo mma, ụgwọ ezi uche na nnukwu ụlọ ọrụ. Anyị bu n'obi ịbụ ndị a na-ewere dị ka otu n'ime ndị mmekọ gị na-ahụ maka ọrụ ma nweta obi ụtọ gị maka mkpuchi Carbon Monoxide, Nzube nkpuchi ọnụ , owu gauze bangage mpịakọta , Ihe nkpuchi ihu ọkara ,Ihe mkpuchi ihu ffp2 . Ebumnuche anyị bụ inye ndị ahịa anyị n'ụwa niile ezigbo mma, ọnụahịa asọmpi, nnyefe afọ ojuju na ọrụ mara mma. Ngwaahịa a ga-enye ụwa niile, dị ka Europe, America, Australia, Amman, Mali, Jersey, Buenos Aires .E nwere elu na-emepụta & nhazi ngwá ọrụ na ndị ọrụ nwere nkà iji hụ na ngwaahịa ahụ nwere àgwà dị elu. Anyị achọtala ihe magburu onwe ya tupu ire ere, ire ere, ọrụ ire ere iji hụ na ndị ahịa nwere ike ijide n'aka na ha ga-enye iwu. Ruo ugbu a, ngwa ahịa anyị na-aga n'ihu ngwa ngwa ma na-ewu ewu na South America, East Asia, Middle East, Africa, wdg.