Lub npe: High borosilicate xim iav raj
Loj: txoj kab uas hla, ntev, thickness tuaj yeem kho raws li cov neeg siv khoom xav tau
Siv: khoom siv tes ua vases, ob-xim ob-txheej khob, haus luam yeeb teeb, straws, thiab lwm yam.
Advantages: Manufacturers muab khoom, kom muaj nuj nqis loj