Cov pej xeem tuaj yeem siv cov txheej txheem hauv qab no txhawm rau txheeb xyuas cov tshuaj lom thiab tsis yog - cov hnab ntim tshuaj tiv thaiv ib puag ncig
Txoj kev ntsuas dej: muab lub hnab tiv thaiv ib puag ncig rau hauv dej thiab nias rau hauv qab. Lub hnab tsis muaj tshuaj lom tsis muaj kev tiv thaiv ib puag ncig muaj qhov sib faib me me thiab tuaj yeem ntog. Lub hnab ntim tshuaj lom neeg tsis muaj kev tiv thaiv ib puag ncig muaj feem ntau thiab cov dab dej.
Txoj kev kuaj pom qhov tsis hnov tsw: cov khoom tsis yog - lub hnab tiv thaiv ib puag ncig tsis muaj tshuaj lom yog mis nyuj dawb, translucent, lossis tsis muaj xim thiab pob tshab, hloov tau, xav tias lubricated, thiab saum npoo zoo li muaj wax; Lub hnab tshuaj lom neeg tsis muaj kev tiv thaiv ib puag ncig yog turbid los yog lub teeb daj xim thiab xav tias nplaum.
Txoj kev tshawb nrhiav hluav taws: cov khoom tsis yog -cov tshuaj lom polyethylene uas tsis yog ib puag ncig tiv thaiv lub hnab yog nplaim taws, nplaim taws yog xiav, lub siab kawg yog daj, ntws zoo li tswm ciab kua muag thaum kub hnyiab, nrog paraffin tsw thiab haus luam yeeb tsawg; Cov tshuaj lom PVC tsis muaj kev tiv thaiv ib puag ncig lub hnab tsis yog nplaim taws. Nws yog extinguished tam sim ntawd tom qab tawm hauv hluav taws. Cov nplaim yog daj thiab hauv qab yog ntsuab. Nws tuaj yeem ua softened thiab txhuam. Nws muaj pungent tsw ntawm hydrochloric acid.
Co kom pom txoj kev: tuav ib kawg ntawm lub hnab uas tsis yog ib puag ncig tiv thaiv nrog koj txhais tes thiab co nyuaj. Cov uas ua suab nrov tsis yog - lom; Lub suab npub yog tshuaj lom.
Kuv vam tias kuv yuav pab tau koj!
