Ib qho: cam khwb cia hlau yeeb nkab tiv thaiv kev sib kis ntawm hluav taws zoo dua li cov yeeb nkab yas vim tias cam khwb cia hlau tsis tuaj yeem tawg. Nws yuav tsis txhawb hluav taws lossis hlawv, tawm hauv ib lub qhov uas cov pa taws thiab nplaim taws tuaj yeem ua rau hauv lub tsev. Ntawm qhov tod tes, combustible yeeb nkab xws li PVC thiab ABS, tuaj yeem hlawv tawm, Hluav taws kub nyhiab los ntawm cov yeeb nkab combustible yog siv zog, thiab cov khoom siv kim heev, tab sis hluav taws-tso rau cov yeeb nkab hlau cam khwb cia, cov yeeb nkab uas tsis muaj hluav taws xob, yog qhov yooj yim rau nruab thiab pheej yig.
Ob: Ib qho zoo tshaj plaws ntawm cov yeeb nkab hlau cam khwb cia yog nws lub neej ntev. Vim hais tias cov yeeb nkab yas tau muab tso rau hauv ntau qhov ntau tsuas yog txij li thaum xyoo 1970s, nws lub neej kev pabcuam tseem tsis tau txiav txim siab. Txawm li cas los xij, cam khwb cia hlau yeeb nkab tau siv txij li xyoo 1500s hauv Tebchaws Europe. Raws li qhov tseeb, cam khwb cia hlau yeeb nkab tau muab cov kwj deg ntawm Versailles hauv Fabkis rau ntau tshaj 300 xyoo.
Peb: Ob leeg cam khwb cia hlau yeeb nkab thiab cov yeeb nkab yas tuaj yeem ua rau cov ntaub ntawv corrosive. cam khwb cia hlau yeeb nkab yuav raug corrosion thaum pH qib hauv cov yeeb nkab poob qis dua 4.3 rau lub sijhawm ntev, tab sis tsis muaj cov kav dej huv hauv Asmeskas tso cai rau txhua yam nrog pH qis dua 5 kom muab pov tseg rau hauv nws cov kav dej phwj tuaj. Tsuas yog 5% ntawm cov av hauv Asmeskas yog corrosive rau cam khwb cia hlau, thiab thaum ntsia hauv cov av, cam khwb cia hlau yeeb nkab tuaj yeem tiv thaiv tau yooj yim thiab pheej yig. Ntawm qhov tod tes, cov yeeb nkab yas yog qhov yooj yim rau ntau cov kua qaub thiab cov kuab tshuaj thiab tuaj yeem raug puas los ntawm cov khoom siv roj av. Tsis tas li ntawd, cov kua dej kub siab tshaj 160 degrees tuaj yeem ua rau PVC lossis ABS cov kav dej puas, tab sis ua rau tsis muaj teeb meem rau cov yeeb nkab hlau.
Post lub sij hawm: Nov-25-2020
