1, Khalase: lisebelisoa tse ka sehloohong tsa khalase e bataletseng, khalase e phaphametseng, lihlahisoa tsa khalase (likotikoti tsa khalase,
libotlolo tsa khalase, li-tubes tsa khalase, joalo-joalo), khalase ea optical, fiber ea khalase, lisebelisoa tsa khalase, khalase e tsamaisang, lesela la khalase le bopaki ba mahlaseli.
khalase e khethehileng
2, Ceramics le refractories: lisebelisoa tse tala bakeng sa porcelain, litene tse phahameng tsa silika, litene tse tloaelehileng tsa silika le silicon carbide bakeng sa sebōpi.3, Kaho: konkreite, lisebelisoa tsa cementitious, thepa ea ho haha litsela, maiketsetso
'mabole, lisebelisoa tsa tlhahlobo ea thepa ea samente (e leng lehlabathe le tloaelehileng la samente), joalo-joalo