Dab tsi ntim cov ntaub ntawv tau siv rau cov thawv kom hniav?

Kev ntim khoom kom zoo nkauj yog feem ntau ua los ntawm daim ntawv. Cov ntaub ntawv muaj xws li: Cov duab khaub ncaws dawb (tawv tawv thiab txhav thiab siv tau rau kev xaiv lub hau thiab cov thawv sab saum toj); Cov duab ci txho (siv los ua cov kab ntawv lossis lub thawv dawb paug, vim nws lub siab txhav); Cov ntawv tshwj xeeb (xws li cov ntawv tactile, cov hlaws daim ntawv, thiab cov ntawv embossed, uas txhim kho kev ntxhib los mos); thiab kub thiab nyiaj cardboard (rau cov khoom kim heev, zoo nkauj kov). Cov ntaub ntawv ntxiv muaj xws li: Tsiaj, PVC, thiab PP plastics (rau pob tshab rau lub qhov rais thiab cov tais sab hauv); Aluminium ntawv ci (rau cov hlab me me lossis ntim tau tshwj xeeb); Thiab hlau (tinplate, siv rau high-} kawg, muaj tsawg- cov khoom khoom). Nrog cov qauv rau kev tiv thaiv ib puag ncig, kev siv cov ntaub ntawv biodegradable thiab cov ntawv sau ua dua tshiab ntxiv.