—Umlomo weglasi uneglasi etyebileyo enodonga oluphakamileyo lweborosilicate 3.3. Le yiglasi yelabhoratri eyaziwa ngokuba yikhemikhali kunye nokumelana nobushushu.
-Incasa ihlala icocekile kwaye ingangxengwanga ngenxa yeglasi yelabhoratri ekumgangatho ophezulu. Ngoko unokutshintsha ngokulula phakathi kweentlobo ezahlukeneyo zecuba.
-Iglasi yethu ye-borosilicate ye-3.3 (iglasi yelabhoratri ekwazi ukumelana nobushushu) ayifunxi ivumba, incasa okanye i-discoloration, izinto ezibonakalayo ziphawulwa ngokumelana nobushushu kwaye ziyakwazi ukumelana nokuguquguquka okuqinileyo kobushushu. Ikwanamandla ngakumbi kwaye yomelele.
-Umlomo wethu ulingana nazo zonke iibhobho ze-silicone eziqhelekileyo ezinobubanzi bangaphakathi ukuya kuthi ga kwi-1.2 cm.