Cov yas ntim khoom zoo rau menyuam yaus.

Tsis zoo li feem ntau ntawm cov iav, dub uv iav yog tuab thiab tsim los kom tiv thaiv kev poob thiab poob.

Lub neej yav tom ntej ntawm cov khoom kim heev tshuaj pleev ib ce ntim tshuab yuav muaj ntau haiv neeg

Niaj hnub no, kev sib tw hauv kev lag luam naj hoom tau dhau los ua nruj, thiab qhov sib txawv ntawm cov tshuaj tsw qab tshuab tau los ze zog.

Dub ultraviolet iav thawv muab cov pa tsw ntxhiab tsw zoo rau kev tiv thaiv koj, vim nws yog 100% Airtight Foob

Cov airtight dub ultraviolet iav lub thawv yog qhov ua tau zoo & ruaj khov

Lub raj mis ua txheej txheem, tom qab lub iav zoo melting, kho kom haum rau qhov kub thiab txias, feem ntau yog kho cov viscosity ntawm cov iav molten,

Raw khoom ua ntej. Cov ntaub ntawv loj heev (quartz xuab zeb, dej qab zib, limestone, feldspar, thiab lwm yam) yog crushed kom qhuav cov ntaub ntub dej.

Cov hub no yuav khaws cov tshiab rau lub hli li cas?

Vim li cas cov iav square iav siv hauv cov xim av xim thiab phab ntsa tuab?