Ukwethulwa kobuchwepheshe obuthuthukisiwe, ukuthuthukiswa kwemishini njalo, kusetshenziswa amathuluzi emishini enembayo ephezulu ukuqedela inqubo, kanye nokuthuthukisa indlela yokuhlola eqinile, ngaleyo ndlela kuzuzwe uhlelo lokuphathwa kwekhwalithi ye-ISO, i-CE, i-ROSH nezinye izitifiketi zamazwe ngamazwe.
Ukwethulwa kobuchwepheshe obuthuthukisiwe, ukuthuthukiswa kwemishini njalo, kusetshenziswa amathuluzi emishini enembayo ephezulu ukuqedela inqubo, kanye nokuthuthukisa indlela yokuhlola eqinile, ngaleyo ndlela kuzuzwe uhlelo lokuphathwa kwekhwalithi ye-ISO, i-CE, i-ROSH nezinye izitifiketi zamazwe ngamazwe.