Thaum ua hauj lwm ib tug whiteboard marker, ob peb lub ntsiab lus zoo saib. Ua ntej thiab qhov tseem ceeb tshaj plaws, ua ntej sau ntawv lossis kos duab, nws yog ib qho tseem ceeb kom ntseeg tau tias lub ntsej muag whiteboard yog huv si, du, tsis muaj plua plav thiab roj, thiaj li yuav lav qhov ua raws li tus cwj mem thiab qhov tseeb ntawm kev sau ntawv.
Qhov thib ob, lub hau cwj mem yuav tsum tau hloov tam sim tom qab siv los tiv thaiv tus number case los ntawm evaporating thiab qhuav.
Tsis tas li ntawd, ntau hom thiab cov qauv ntawm cov cim whiteboard tuaj yeem sib txawv ntawm cov xim, durability, thiab yooj yim ntawm erasure. Yog li ntawd, thaum xaiv qhov kev xaiv, kev sib piv tuaj yeem ua tiav raws li qhov xav tau tiag tiag.
