Ngeendlela ezilungileyo kunye nezinto zokuncedisa, iglasi ekhutshiweyo inokucaciswa kwakhona .} i-pile ivili le-poling .
Ngale ndlela, ukucoceka kweglasi kunye nokuqaqamba kuyabuyiselwa ngokususa i-etching ukusuka kumphezulu wayo {{0} {{1} .
Ukugcina ukucaciswa kweglasi kunye nokuthintela i-etching enye inokuthi zombini zifezekiswe ngononophelo olufanelekileyo kunye ne-{0} {0} {{1} .