Kev ruaj Class thiab tsev neeg tshuaj pov tseg

Txij li thaum cov tswv yim qub lub sij hawm, cov neeg tawm tom qab ib tug ntau ntawm txawv pov tseg. Nyob rau hauv tus txheej txheem ntawm txoj kev loj hlob ntawm kev vam meej, lawv ua ntau thiab ntau txaus ntshai rau ob qho tag nrho txiv neej thiab cov xwm tib yam nkaus. Tam sim no rau tag nrho cov pov tseg ntawm peb lub neej nyob rau cov neeg kawm ntawv ntawm kev txaus ntshai raug muab faib ua ntau hom thiab cov chav kawm ntawv.

Kev ruaj Class of Khib Avis rau lawv ntaus. Khib yog tsev neeg los yog tshuaj. Domestic, los yog MSW, dhau lawm, yog muab faib mus rau hauv kev ruaj ntseg thiab zoo. MSW yog suav tias yog muaj kev ruaj ntseg ntawv los yog nkev, ntoo, hlau, textiles, roj hmab, lub khob thiab cov yas, raws li zoo raws li cov zaub mov pov tseg. Tej MSW lawm machinery, thiab kev kho mob pab kiag li lawm, uas muaj acid los yog mercury, thiab dhau tshuaj thiab chiv. Nws yog zoo li ib tug pov tseg, thiab muaj cov chav kawm ntawv ntawm kev txaus ntshai.

Tej MSW raug muab faib ua tsib pawg los yog cov chav kawm ntawv. Qhov tseem txawm yuav mus rau tus thawj chav kawm ntawv. Lub tsib chav kawm ntawv muaj xws li residues feem ntau xav los ua huab cua thiab dej. Nyob rau hauv cov lus sau yog pov tseg los ntawm tawg mercury thermometers thiab tshuab zog-saving cov qhov muag teeb, seem ntawm cov xim muaj hlau dely, lub acid ntawm cov tawg roj teeb los yog roj teeb thiab unsuitable tshuaj. Outlived nws log tsheb thiab lwm yam pov tseg cov khoom muaj faib rau tus so ntawm lub chav kawm ntawv. Kev ruaj Class №5 txhais tau tias rau tshuaj muaj nyob rau hauv nws tshwj xeeb txoj kev pov tseg.

Lub ntsiab mob thaum uas cov khib nyiab dumps sawv cev. Txawm kuj txawm pov tseg, piled nyob rau hauv ib tug heap, ua mob rau hauv ib puag ncig. Tib txoj kev los cawm cov ib puag ncig los ntawm pov tseg, muaj tej chav kawm ntawv ntawm txaus ntshai - lawv pov tseg ntawm kom zoo. Qhov tseeb tiag mas, tag nrho cov pov tseg yuav tsum raug pov tseg ntawm nyob rau hauv cais ntim thiab siv raws li siv. Lwm txoj kev pov tseg - combustion - heev teeb meem, raws li muaj nyob rau hauv cov pa luam yeeb ntawm cov pa roj carbon dioxide thiab dioxin tshuaj lom corroding cua thiab lub ozone txheej.

Tshuaj yog tseem muab faib los ntawm cov chav kawm ntawv. Kev ruaj chav kawm ntawv ntawm cov tshuaj nyob rau hauv lub loj ntawm lub lesion, thiab, ntawm chav kawm, ntawm kev puas tsuaj, uas yog siv rau cov xwm ntawm cov tshuaj. Feeb ntau, cov tshuaj tau chetyrehklassovoe division, nyob rau hauv uas lub feem ntau txaus ntshai tshuaj belongs rau lub thawj chav kawm ntawv. Txawm li cas los, muaj lwm yam kev muab nws cais. Yog li, SD Zaugolnikov nyob rau hauv 1967 txog m tsim ib tug system ntawm classifying tshuaj lom. Tshuaj tshuaj faib nyob rau ntawd raws li mus rau lub concentration thiab cov nyiaj ntawm lub tuag koob tshuaj. Muaj kuj yog ib tug system uas faib tshuaj lom raws li muaj daim ntaub ntawv rau ua liaj ua teb, kev kho mob, tsev neeg, lom thiab cov tub rog. Cais cov tshuaj lom Science News for KIDS thiab los ntawm lub cev. Nyob rau hauv no system, muaj cov tshuaj lom paj, daim siab, raum, ntshav, hnyuv thiab mob ntsws. Tub rog kws kho mob sib faib tej yam tshuaj lom nyob rau hauv tactical kev txiav txim.

Txawm li cas los ntawm lub hom thiab cov chav kawm ntawv ntawm kev txaus ntshai, tej khib nyiab teeb meem mus rau qhov, undermining thiab peb kev. Tib neeg yog nyob rau hauv kev txaus ntshai ntawm ua puas lub ecology ntawm cov ntiaj chaw, yog koj tsis kawm nyob rau hauv lub sij hawm thiab pov tseg ntawm tej ntaub ntawv kom zoo.