Niaj hnub no, cov khoom siv ntawv xws li ntawv tais thiab khob ntawv yog dav siv hauv khw. Lawv yooj yim heev rau siv thiab yooj yim los ntxuav. Lawv haum rau ntau tus neeg siv los ua tableware rau barbecues thiab noj hmo hauv cov qus. Yog li ntawd, qhov kev thov yog loj heev hauv tsev thiab txawv teb chaws. Qhov no yog qhov laj thawj tseem ceeb vim li cas cov khoom siv ntawv xws li lub khob ntim cov tshuab thiab cov ntawv khob tshuab tau raug tsim thiab txhim kho.
Cov txheej txheem txheej txheem ntawm daim ntawv tais tshuab tuaj yeem muab faib ua ib txheej txheej thiab ob sab txheej. Nws yog hais txog cov txheej txheem ntawm txheej txheej cov ntaub ntawv raw ntawm daim ntawv tais tshuab.
Ib txheej txheej ntawm daim ntawv tais tshuab yog hais txog lub hauv paus ntawv uas tau coated ntawm ib sab. Tsuas yog sab ntawm lub hauv paus ntawv nyob rau hauv nruab nrab yog coated, thiab sab no yog lub puab txheej ntawm cov ntawv zoo tib yam tais nrog ib tug kaj nto; thiab daim ntawv Cov txheej txheej ob sab ntawm lub tais tshuab txhais tau hais tias cov ntawv hauv paus nrog ob-sided txheej txheej tshuab muaj txheej txheej ntawm lubricating txheej ntawm ob sab, uas feem ntau hu ua ob sab txheej txheej ntawv.
Tam sim no, ob txheej txheej thev naus laus zis ntawm daim ntawv lub tais tshuab yog siv ntau tshaj plaws thiab cov txheej txheem thev naus laus zis zoo tshaj plaws nyob rau theem no. Piv nrog rau cov txheej txheej ib leeg thiab ob sab txheej txheej txheej txheem, Nws yog ntau dua los siv cov txheej txheem ib leeg nyob hauv Suav teb.