Hauv nroog lub neej, thaum muab kev yooj yim rau cov tib neeg, cov hnab yas kuj tseem ua rau" cov pa phem dawb" vim yog lawv yam ntxwv nyuaj nyuaj ntawm tus yam ntxwv. Qhov tseeb, ib puag ncig cov hnab yas tau ntev ntev los ua tiav zoo thiab tau siv dav hauv ntau qhov kev lag luam.
Dab tsi" hnab yas ib puag ncig" ;?
Nws muaj ob hom" tus phooj ywg zoo ib puag ncig hnab yas" ;. Ib qho yog ua los ntawm cov khoom siv rov ua dua tshiab xws li bagasse thiab hmoov txhuv nplej siab, hu ua"" Lwm qhov kev tiv thaiv ib puag ncig ntawm cov hnab yas yog ntxiv nrog kev poob deg. Nyob rau hauv ntuj tsim, nws tuaj yeem kho qhov rhuav tshem. Qhov no hom ntawm cov phooj ywg ib puag ncig lub hnab tseem hu ua" degradable hnab yas" ;.
Vim li cas cov hnab yas ntim ib puag ncig?
Qhov laj thawj yog vim li cas cov phooj ywg cov hnab yas yog ib puag ncig zoo yog qhov tseeb vim tias lawv tau tawg cov hnab yas tsoos uas nyuaj rau degrade rau ib puas xyoo thiab luv ua rau lub sijhawm txo mus rau hauv 2 txog 3 xyoos. Piv txwv li, cov tawv nyom ua ntawm cov phooj ywg zoo rau hauv av yuav tsis ua kom cov av tawv thaum thov rau thaj av. Tom qab cov qoob loo tau sau nyob rau hauv lub caij tam sim no, lawv yuav decomposed los ntawm tshav ntuj thiab lub teeb thiab cua sov, thiab yuav tsis cuam tshuam rau cov cog ntawm cov qoob loo tom ntej no; cov phooj ywg ib puag ncig uas siv hauv cov khw muag khoom Lub hnab tsis tsuas yog khaws qhov zoo ntawm cov hnab yas ruaj khov, pheej yig thiab yooj yim, tab sis nws yooj yim dua rau kev thim rov qab tom qab tau muab pov tseg, thiab yuav tsis ya ncig ntuj zoo li lub hnab yas ib txwm.
Pib hloov ntawm qhov chaw ntawm kev ua qias tuaj, thiab hloov lub hnab tsis muaj qhov cuam tshuam, pov tseg cov hnab yas nrog degradable hnab yas me ntsis! Xyoo 2021, cia peb sib koom tes khaws cov pa phem dawb kom huv hauv lub ntiaj teb.