Cov hauv qab no yog cov kev siv thiab kev ceev faj ntawm PVC kua nplaum:
Txoj kev siv:
Ua ntej siv cov kua nplaum PVC, nws yog ib qho tsim nyog yuav tsum tau ntxuav qhov chaw ntawm PVC cov ntaub ntawv uas yuav tsum tau sib txuas los xyuas kom meej tias qhov chaw huv si, qhuav, thiab tsis muaj roj los yog hmoov av.
Qhib lub hau lub raj mis thiab co cov kua nplaum PVC zoo kom paub meej tias txhua qhov ntawm cov kua nplaum yog sib xyaw ua ke.
Siv cov kua nplaum sib npaug ntawm cov khoom siv PVC kom sib txuas, thiab tam sim ntawd nias ob qhov chaw ua ke. Siv lub teeb siab los xyuas kom meej tias cov kua nplaum sib npaug sib npaug thiab kom tsis txhob tsim cov npuas.
Siv qee daim ntawv los yog cov phuam huv huv los tso rau ntawm qhov chaw sib txuas kom siv lub siab sib xws. Tuav lub xeev siab kom tso cai rau cov kua nplaum kom ruaj khov, uas feem ntau yuav siv li 30 feeb mus rau 1 teev.
Tom qab cov kua nplaum tiav lawm, maj mam so tawm cov kua nplaum ntau dhau nrog ib daim ntaub huv lossis ntawv xuab zeb. Xyuas kom meej tias qhov chaw sib txuas yog huv thiab du kom ua tiav cov txiaj ntsig zoo tshaj plaws.
Cov kev ceev faj:
Nws yog ib qho tsim nyog yuav tsum khaws cov kua nplaum PVC hauv qhov chaw txias thiab qhov cua thiab txwv tsis pub sib cuag nrog cov nplaim taws.
Thaum siv cov kua nplaum PVC, yog tias nws raug siv rau ntawm tes lossis khaub ncaws, nws yuav tsum tau ntxuav tam sim ntawd nrog acetone.
