Cov tais ntawv yog lub tais- cov thawv ntim khoom tsim los ntawm kev siv tshuab thiab kev sib txuas, siv cov ntawv hauv paus ua los ntawm cov ntaub ntawv ntoo; lawv feem ntau yog siv los tuav zaub mov. Lawv cov phab ntsa sab hauv yog coated nrog dej -cov yeeb yaj kiab polyethylene tiv thaiv kom tsis txhob tawm. Nyob ntawm lawv qhov kev npaj siv, lawv tau muab faib ua wax-coated hom (tsim rau cov khoom noj khov) thiab yas-coated hom (muaj peev xwm tiv taus qhov kub siab tshaj 90℃). Cov yam ntxwv los ntawm lawv qhov hnyav thiab kev nyiam huv, lawv tau siv dav hauv kev lag luam khoom noj khoom haus.
Txij li thaum lawv cov kev taw qhia nyob rau hauv lub xyoo pua 20th, cov khoom no tau pom kev loj hlob sai. Nyob rau hauv lub xyoo pua 21st, lawv tau txais los ntawm thoob ntiaj teb ceev- cov khoom noj khoom haus- xws li McDonald's thiab KFC-nrog rau kev lag luam noodle, los ua ib qho tseem ceeb ntawm cov khoom noj khoom haus pov tseg. Thaum lub sij hawm tsim khoom, lawv yuav tsum xeem dhau lub cev kev ntsuam xyuas rau cov dej tsis kam thiab compressive zog, thiab ua raws li kev nyiam huv thiab kev nyab xeeb cov qauv hais txog tag nrho cov kev txwv kev tsiv teb tsaws thiab cov ntsiab lus hlau hnyav. Raws li lawv cov kev siv tau dhau los, kev lag luam tau tsom mus rau cov teeb meem muaj peev xwm xws li oxidation ntawm cov ntaub ntawv tsim khoom thiab muaj cov fluorescent whitening agents. Nyob rau hauv xyoo tas los no, qee cov tuam txhab lag luam tau txais cov khoom siv biodegradable los daws cov kev txhawj xeeb txog kev siv peev txheej thiab kev ua qias tuaj ib puag ncig; Tib lub sijhawm, cov kev cai hauv lub tebchaws txhawb kev txo qis hauv cov tais diav yas rau cov kev pabcuam xa zaub mov tau txhawb nqa kev txhim kho ntawm eco- phooj ywg molded pulp tableware.
