1. Lub Rooj Tswjhwm Saib cov pc muaj qhov muaj zog cuam tshuam loj, tiv taus corrosion, tawg tsis kam thiab tsis yooj yim tawg.
2. Thib ob, lub rooj tsav xwm pc muaj qhov zoo ua haujlwm thiab yas, qhov kev tsim qauv yooj yim, thiab kev hloov pauv yooj. Cov duab ntawm cov puag ncig kem tsis yog teeb meem, nws yog yoog raws li cov iav zoo tib yam. Raws li kev tsim kho sib txawv thiab cov kev xav tau nruab, phaj txhawb nqa tuaj yeem txawm tias tau khoov rau lub voj voog lossis ib nrab koov.
3. Lub teeb xa hluav taws xob thiab cov huab cua tsis kam ntawm cov thawj coj yog qhov zoo tshaj. Qhov saum npoo ntawm polycarbonate board tsis yog tsuas yog pob tshab, tab sis kuj muaj lub zog muaj peev xwm lim cov duab tshav ntuj nrig los ntawm lub hnub, thiab nws yog qhov tsis zoo. Piv nrog iav, pob tshab yog tsis phem dua li iav. Rau kev hlawv cov nplaim hluav taws loj, nws tuaj yeem tso tawm ntawm qhov kub uas tsis kub. Qhov no yog ib qho khoom siv hluav taws xob zoo.
4. Lub rooj tsavxwm muaj cov cua sov ua tau zoo. Nws tsis yog tiv tsuas yog kub tsawg xwb, tab sis kuj tiv taus kub. Nws tuaj yeem ncav cuag rho tawm txog 40 ° C. Nws cov yam ntxwv nyob ruaj khov thiab nws tsis yooj yim kom tawg. Ntsib nrog qhov kub siab, mus txog 125 degrees Celsius, tsis muaj kev rho tawm.
