Emisebenzini yezohwebo, akekho ongamelana nesilingo sekhwalithi ephezulu nenani eliphansi.Lokhu empeleni kuyisiphakamiso esiphikisanayo, kodwa ngenhlanhla singasebenzisa lesi siphakamiso esidala, ukuze amakhasimende athole ikhwalithi yangempela kanye nenani eliphansi.umkhiqizo.Ngoba sinaka yonke into ethinta amanani.Ngokuthuthukiswa kwamakhono, ukuthuthukiswa kwamathuluzi, nokuthuthukiswa kwabaphathi, senza inhlanganisela ephelele yentengo nekhwalithi.Ayikho intengo ephakeme, kuphela inani eliphakeme kanye nesevisi engcono.
Ikhwalithi ingamandla ayinhloko okuqhuba izimpumelelo zethu, kanye nesiqinisekiso esiyisisekelo sokwethenjwa kwamakhasimende.Kusukela sasungulwa, besilokhu sihambisana nokuphathwa kwekhwalithi okuqinile ukulawula indawo yokukhiqiza efana nezinto ezingavuthiwe, izinto zokukhiqiza, inqubo yokukhiqiza, ukuhlolwa komkhiqizo ophelile, ukupakishwa nokuhamba.Ngemikhiqizo ethunyelwa ngaphandle, sizolandela ngokuqinile izindinganiso zamazwe ngamazwe nezesifunda zomkhakha wokukhiqiza nokuphatha.Amazinga ethu yilawa: ASTM, CE FRI, njll
