iav, hlau, yas, thiab varnished ntoo yog cov piv txwv ntawm cov ntaub ntawv tsis ntxeem tau, thaum tsis kho ntoo, drapes, ntaub pua plag, thiab duab los qhia yog ntxeem tau.
Yog iav tsis ntxeem tau?
Piv txwv tsis muaj qhov ntxeem tau suav nrog iav, yas, hlau, thiab varnished ntoo. Latent prints rau ntawm qhov chaw tsis muaj qhov ntxeem tau zoo li tsis yooj yim, yog li lawv yuav tsum tau khaws cia sai li sai tau.
Puas yog haus iav porous?
Txoj kev zoo ntawm iav
Muaj ntau ntau hom iav, yog li txaus nws hais tias kab lus no breezes tshaj qhov hauv paus. Uas tau hais tias, qhov txiaj ntsig tseem ceeb ntawm iav yognws tsis yog ntxeem tau thiab inert, txhais tau tias nws yuav tsis nqus cov tshuaj tsw qab lossis corrode yog tias koj ntxuav hauv koj lub tshuab ntxuav tais diav.
Dab tsi yog qhov chaw uas tsis muaj dej?
Dab tsi yog qhov ntxeem tau?
- YPlastic.
- Metal.
- iav.
- Leather.
- Vinyl.
- Cov nplais kaw.
- Porcelain.
5 piv txwv ntawm cov khoom ntxeem tau dab tsi?
Ntawv, duab los qhia, daim txhuam cev, pob zeb pumice, ntoo tsis kho, thiab cork yog ob peb yam piv txwv ntawm cov khoom ntxeem tau. Cov khoom tsis muaj dej tsis zoo xws li cov hlau tsis muaj steel, tawv npog, thiab cov khoom siv hluavtaws lossis lwm yam khoom siv feem ntau.
