Tsis pub hnav cov ntaub ntawv dawb huv hauv chav ntxhua khaub ncaws kom huv, saib daim npav tsis muaj plua tshauv, Bai Pe cov plua plav dawb tsuas yog siv rau hauv Bai Pe plua plav dawb, yog Chi Pe plua plav dawb, qhib cov ntaub ntim khoom plua plav, qhov ntim ntawm cov ntaub ntawv tsis muaj plua tshauv muaj kab mob, tsis muaj Bai Pe ntaub so ntswg.
Yog li no, cov ntaub ntawv tsis muaj plua plav hauv chav tu huv, thiab cov ntaub dawb huv tsis muaj paug. Huv chav, nws yog lub hauv paus ntawm kev tswjhwm qeeb. Tswj cov concentration ntawm plav feem ntau kom ncav cuag qhov tsim nyog theem ntawm cov khoom zoo.
Chav tsev dawb yog hais txog qhov chaw hauv cov av, cov pa phem, cov kab mob thiab lwm yam kev tsis huv, thiab sab hauv tsev, qhov huv siab, qhov teeb meem nyob hauv tsev, cov pa tawm dav hlau thiab cov pa tawm, cov suab nrov nrov thiab teeb pom kev zoo, kev tswj hwm electrostatic nyob rau hauv qhov kev xav tau, thiab chav tsim tshwj xeeb. Chav Ua Plua Tshauv Lub luag hauj lwm tseem ceeb yog los tswj cov khoom (xws li silicon chips, etc.) hu rau qhov chaw ntawm huv si thiab kub thiab txias, kom cov khoom yuav ua tau ib qho chaw zoo, chaw, qhov chaw peb hu chav plua av dawb. Raws li kev xyaum ua thoob ntiaj teb, kev ploj ntawm cov plua plav dawb tsis yog nyob ntawm seb muaj pes tsawg tus particle hauv cov pa ib cubic meter loj tshaj qhov kev faib tawm. Tsis tas li ntawd, cov khoom tsis muaj plua plav tsis yog 100% tsis muaj me ntsis hmoov av, tab sis tswj tau hauv chav tsev me me. Tau kawg, tus txheej txheem no nyob rau hauv cov phom txheej txheem ntawm cov hmoov av cov qauv ntawm peb cov plua av me me, tab sis rau cov qauv kho qhov muag, txawm tias muaj me ntsis ntawm tej plua plav yuav muaj kev cuam tshuam loj heev, yog li ntawm cov khoom siv kho qhov muag, -dawb yog qhov yuav tsum tau ua tsis tiav.