Cov rooj hluav taws kub tuaj yeem ua nrog kev sib xyaw ntawm ntoo, hlau, gypsum, thiab txhuas. Lawv kuj tseem tuaj yeem muaj qhov rais, uas yog tsim los ntawm borosilicate lossis ceramic iav (ob leeg uas muab cov hluav taws kub siab dua li cov qauv hlau txheem hlau.
Txhawm rau txhim kho lawv cov hluav taws xob nres tsheb, cov rooj tua hluav taws tau yaug nrog tus ncej; Txhua qhov khoob yog ntim nrog hluav taws-uas yog hluav taws kub ua haujlwm. Cov no feem ntau nrog kev sib xyaw ntawm lub hauv paus ntawm lub hauv paus ntawm lub qhov rooj, uas nthuav dav thaum raug cua sov kom tiv thaiv cov pa taws los tiv thaiv hauv qab.
Cov qhov rooj hluav taws kub feem ntau yog tsim qauv kom suav nrog lub kaw lus kaw. Feem ntau haum ntawm sab saum toj ntawm lub qhov rooj, lub caij nplooj ntoos hlav-thauj khoom lossis kev tiv thaiv hluav taws thiab pa taws thiab pa taws los ntawm ib thaj chaw mus rau lwm thaj chaw.
Nws yog tsim nyog teev uas whilst ntau lub qhov rooj yuav muaj ib co lossis tag nrho cov nta no, lawv yuav tsis yog 'lub qhov rooj hluav taws. Yuav tsum hu ua 'qhov rooj hluav taws', tus qauv tsim yuav tsum muaj ntawv pov thawj los ntawm cov khw. Cov ntawv pov thawj hauv hluav taws tau muab rau ib zaug ntawm qhov chaw kuaj ntawm lub chaw pom zoo, suav nrog kev sim hluav taws thiab kev ntxhov siab thiab kev ntxhov siab thiab kev ntxhov siab. Koj tuaj yeem qhia cov rooj twg uas tau muaj ntawv pov thawj los ntawm daim ntawv lo nrog lawv tus ntug sab saum toj, uas hais tias tus tsim khoom, thiab kev ntsuas hluav taws.
