Nkag siab Cork

Cork yog cov khoom siv ntuj tsim los ntawm tsob ntoo cork. Cork ntoo feem ntau pom nyob rau ntawm ntug dej hiav txwv Mediterranean, hauv cov tebchaws xws li Spain, Portugal, Fabkis, Ltalis, Morocco thiab Tunisia.

Cork yog muab rho tawm los ntawm cov tawv ntoo ntawm cork ntoo, es tsis yog ua los ntawm tag nrho lub cev zoo li lwm cov ntoo. Cork yog tus cwj pwm los ntawm ntau qhov me me ntawm qhov chaw, kom nws muaj qhov zoo elasticity thiab poob siab ua haujlwm, tab sis kuj muab lub suab rwb thaiv tsev zoo, kev ua haujlwm kub rwb thaiv tsev. Cov khoom siv cork tuaj yeem siv los ua cork stoppers, pem teb, phab ntsa, suab rwb thaiv tsev cov ntaub ntawv rau tsheb thiab dej rwb thaiv tsev cov ntaub ntawv rau cov nkoj.

Vim tias cork yog cov khoom siv ntuj tsim, nws cov txheej txheem tsim khoom tsis muaj tshuaj lom neeg, thiab tsob ntoo tuaj yeem hloov tau ruaj khov, cork yog suav tias yog cov khoom siv hauv ib puag ncig. Tsis tas li ntawd, cork kuj muaj lwm yam zoo, xws li kev ua haujlwm zoo, ua haujlwm yooj yim, tu yooj yim thiab lwm yam.

Nws yuav tsum raug sau tseg tias txawm tias cork muaj cov khoom tsis muaj dej, nws tsis tuaj yeem ntub dej rau lub sijhawm ntev, txwv tsis pub nws yuav poob elasticity. Tsis tas li ntawd, vim tias cork yog cov khoom muag muag, nws qhov chaw yog qhov yooj yim rau khawb, yog li koj yuav tsum tau ua tib zoo saib xyuas kom zoo, tsis txhob siv cov khoom ntse los ua khawb ntawm nws qhov chaw.