Kev siv dav ntawm cov khoom siv ntoo yas

 

Nrog rau kev txhawj xeeb ntxiv rau ib puag ncig thiab kev ruaj ntseg, kev siv cov yas tau los ntawm kev tshuaj xyuas hnyav. Txawm li cas los xij, cov khoom yas tseem tsim nyog hauv lub neej niaj hnub no. Qhov no yog qhov kev tsim kho tshiab ntawm yas-ntoo (yas lumber lossis composite lumber) los ua si.

Yas-ntoo yog cov khoom siv los ntawm cov khoom siv yas thiab ntoo pov tseg. Nws yog ib qho kev kho qis rau cov ntoo tsoos, thiab khav theeb ntau cov txiaj ntsig. Rau ib qho, nws tsis tawg, rot, lossis warp zoo li ntoo. Nws tseem yog impervious rau kab thiab kab tsuag, thiab yuav tsum tsis txhob pleev xim, staining, los yog sealing.

Cov khoom yas-ntoo tuaj nyob rau hauv ntau hom, xws li decking, fencing, rooj tog, khoom ua si, thiab txawm piers thiab boardwalks. Lawv tuaj yeem ua tau ntau yam xim kom ua raws li cov kev xaiv ntoo ib txwm muaj.

Tshaj li qhov ua tau zoo ntawm cov khoom siv yas-ntoo, muaj qhov cuam tshuam ib puag ncig tsawg dua piv rau cov khoom siv ntoo. Deforestation yog ib qho kev txhawj xeeb loj vim tias hav zoov thiab hav zoov tau ploj mus sai. Yas-ntoo pab kom txo tau qhov teeb meem no vim nws siv cov khoom siv rov ua dua tshiab uas yuav tsis tuaj yeem mus rau hauv qhov chaw pov tseg.

Tsis tas li ntawd, yas-ntoo muaj lub neej ntev dua li cov ntoo ib txwm siv, txo qhov kev xav tau ntawm kev hloov pauv ntau zaus thiab ua rau muaj kev cuam tshuam ib puag ncig ntxiv. Thiab, cov txheej txheem tsim khoom rau yas-ntoo yog ntau lub zog-npaum piv rau cov khoom siv ntoo, siv zog tsawg dua thiab cov peev txheej hauv kev tsim khoom.

Qhov no yog vim li cas yas-ntoo tau txais kev siv thoob plaws ntiaj teb nyob rau ob peb lub xyoo dhau los. Nws yog ntau yam, ruaj, thiab zoo dua rau ib puag ncig. Raws li ntau thiab ntau tus neeg tau txhawj xeeb txog kev saib xyuas ib puag ncig, nws zoo li peb yuav txuas ntxiv mus pom kev siv cov khoom yas-ntoo.