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Iglasi edibeneyo ejikelezayo yokutshiza
1.Ukusebenza kakuhle kokutshiza,
.Isantya esiphakathi sokuphuma kwamanzi,
Ukuqaliswa okulula,
.Ukususwa lula kwamaqamza,
Akukho ntwasahlobo ibuyela umva kwiikona ezibukhali,
.Iipropati zoomatshini ezibalaseleyo
2. Ukumelana ne-hydrolytic kwiindawo ezithile, kufanelekile kwinkqubo yokutshiza ngesantya esiphezulu ngeerobhothi
