(1) Kwenziwe ezingeni lokushisa legumbi:
Ukulahlekelwa okuncane kwezithako ezisebenzayo, ezilungele ukuhlukaniswa kanye nokugxila kwezinto ezizwelayo-zokushisa, njengama-antibiotics neminye imithi, amajusi ezithelo, ama-enzyme, namaphrotheni.
(2) Alukho ushintsho lwesigaba:
Igcina ukunambitheka kwasekuqaleni.
(3) Akukho ukushintsha kwamakhemikhali:
Inqubo evamile yokuhlukanisa ngokomzimba, ngaphandle kwesidingo sama-reagents amakhemikhali noma izithasiselo, eqinisekisa ubuqotho bomkhiqizo.
(4) Ukukhetha okuphezulu:
Ivumela ukuhlukaniswa kwento ezingeni lamangqamuzana, ephethe ukusebenza okuphezulu okungenakuthathelwa indawo yimidiya yokuhlunga evamile.
(5) Ukuzivumelanisa nezimo okuphezulu:
Isikali sokucubungula singaba sikhulu noma sibe sincane, siqhubeke noma sibe nezikhawu, ngenqubo elula, ukusebenza okulula, kanye ne-automation elula.
(6) Ukusetshenziswa kwamandla okuphansi:
Idinga amandla kagesi kuphela, okuholela ekusetshenzisweni kwamandla okuphansi kakhulu; izindleko zayo zicishe zibe ngu-1/3 kuya ku-1/8 walokho okugxiliswa komhwamuko noma ukugxiliswa kweqhwa.
