Vim li cas tooj liab tsim txheej ntsuab?

Cov txheej txheem:

Vim li cas tooj liab tsim txheej ntsuab?
Vim li cas tooj liab tsim txheej ntsuab?

Video: Vim li cas tooj liab tsim txheej ntsuab?

Video: Vim li cas tooj liab tsim txheej ntsuab?
Video: Tshuaj theem vim li cas thiaj tau nqi ?/ Siv kho mob dab tsi?/paris polyphylla use for? 2024, Hlis ntuj nqeg
Anonim

Kev tsim cov xim ntsuab yog vim corrosion Thaum lub caij ntuj sov, tooj liab hlau, thaum raug rau huab cua tsim cov sib xyaw ntawm hydroxide thiab carbonate ntawm tooj liab. … Qhov saum npoo ntawm cov hlau yog coated nrog ib txheej ntsuab, uas muaj hydroxide thiab carbonate ntawm tooj liab.

Vim li cas cov nkoj tooj liab tsim txheej ntsuab?

Thaum tus pej thuam tooj liab (los yog lub nkoj tooj liab) raug huab cua ntub ntev, nws tau txais cov txheej ntsuab dull. Cov khoom ntsuab yog sib xyaw ntawm tooj liab hydroxide [Cu (OH) 2] thiab tooj liab carbonate (CuC03) tsim vim cov tshuaj tiv thaiv ntawm tooj liab nrog cov cua ntub.

Nyob ntsuab ntawm tooj liab yog dab tsi?

Causes of Patina

Oxidation yog ib yam ntawm tooj liab thaum nws raug dej thiab huab cua dhau sijhawm. Thaum cov txheej txheem oxidized no tsis muaj teeb meem, nws ua rau cov tooj liab ua corroded. Cov xim ntsuab no yog hu ua tooj liab oxidethiab yog ib qho xeb ntawm cov hlau.

Puas yog cov khoom ntsuab ntawm tooj liab muaj tshuaj lom?

Txawm li cas los xij, tooj liab oxidation ua rau muaj kev phom sij hauv tooj liab cookware. Thaum cov tooj liab ua rau saum npoo ntawm cov khoom noj acidic (piv txwv li vinegar, cawv), nws ua rau tshuaj lom verdigris, uas yog tshuaj lom yog noj.

Yuav ua li cas koj tshem ntsuab corrosion ntawm tooj liab?

Lemon Juice + S alt Create a paste with txiv qaub kua txiv (txiv qaub los yog kua txiv kab ntxwv ua hauj lwm, ib yam nkaus thiab) thiab ntsev ntawm ib tug ratio ntawm 3: 1, feem. Nco ntsoov tias ntsev yog yaj kom tsis txhob khawb cov tooj liab. Muab tshuaj txhuam me me rau ntawm cov khoom siv tooj liab nrog cov ntaub huv huv kom txog thaum koj pib pom cov grime loosen.

Pom zoo: