xeev kev txhawj xeeb tshwj xeeb rau kev pov tseg lossis kev tsim cov e-khoom pov tseg feem ntau yog vim nws nce ntim thiab feem ntau loj heev; cov khoom muaj phom sij, xws li txhuas thiab mercury, nws tuaj yeem muaj; nws tus nqi siab ntawm kev rov ua dua tshiab; thiab tsis muaj peev xwm ntawm cov neeg muaj feem cuam tshuam, xws li cov khw muag khoom hluav taws xob thiab …
Vim li cas e-kem txwv tsis pub muab pov tseg ncaj qha mus rau qhov chaw pov tseg?
E-khoom xa mus rau qhov chaw pov tseg yog lub sijhawm tawg tawg, nrog lub peev xwm los tshem tawm cov hlau hnyav hnyav xws li txhuas, cadmium thiab mercury rau hauv peb cov dej hauv av thiab ua paug rau peb cov av.
Yuav ua li cas rau e-khoom pov tseg hauv qhov chaw pov tseg?
Txawm li cas los xij, feem ntau cov pov tseg hluav taws xob tseem xaus rau hauv qhov chaw pov tseg lossis raug hlawv, pov tseg cov peev txheej muaj txiaj ntsig thiab tso cov tshuaj lom thiab lwm yam kuab paug- xws li txhuas, mercury, thiab cadmium - mus rau hauv av, dej hauv av, thiab huab cua ua rau muaj kev puas tsuaj ntawm ib puag ncig.
Vim li cas cov khoom siv hluav taws xob tsis zoo rau qhov chaw pov tseg?
Vim li cas qhov teeb meem no? Cov khoom siv hluav taws xob tau tsim los siv ntau yam tshuaj - suav nrog cov tshuaj lom. Cov ntxaij vab tshaus ua kua dej muaj mercury, cathode-duab tshav raj muaj txhuas, thiab muaj cadmium hauv roj teeb thiab semiconductors. Muab pov tseg e-khoom pov tseg rau hauv landfill txhais tau tias cov tshuaj tuaj yeem nkag mus rau hauv av thiab dej.
Dab tsi yog e-khoom pov tseg thiab dab tsi yog qhov tsis zoo ntawmnws nyob hauv qhov chaw pov tseg?
Thaum e-khoom sov sov, tshuaj lom neeg raug tso tawm rau hauv huab cua ua rau huab cua ua rau huab cua. Qhov kev puas tsuaj rau huab cua yog ib qho kev cuam tshuam loj tshaj plaws los ntawm e-kua pov tseg. Thaum cov khoom siv hluav taws xob pov tseg rau hauv qhov chaw pov tseg lawv cov khoom muaj kuab lom nkag mus rau hauv av, cuam tshuam rau ob qho tib si hauv av thiab cov tsiaj hiav txwv.
