Ho na le limela tse fetang 200 tse etsang lik'hemik'hale naheng ka bophara - ho kenyeletsoa tse ngata tsa Texas haufi le Gulf Coast - li tla hlokoa ho fokotsa mesi e chefo e ka bakang mofetše ho batho ba lulang haufi le molao o mocha oa Setsi sa Ts'ireletso ea Tikoloho o phatlalalitsoeng ka Labobeli.
Lisebelisoa tsena li sebelisa lik'hemik'hale tse kotsi ho etsa lipolasetiki, lipente, masela a maiketsetso, chefo e bolaeang likokoanyana le lihlahisoa tse ling tsa petrochemical.Lethathamo la EPA le bontša hore hoo e ka bang 80, kapa 40% ea bona, ba teng Texas, haholo-holo metseng e lebōpong la leoatle joaloka Baytown, Channelview, Corpus Christi, Deer Park, La Porte, Pasadena le Port Arthur.
Molao o mocha o shebane le ho fokotsa lik'hemik'hale tse tšeletseng: ethylene oxide, chloroprene, benzene, 1,3-butadiene, ethylene dichloride le vinyl chloride.Bohle ba tsejoa ka ho eketsa kotsi ea mofets'e mme ba baka ts'enyeho ho tsamaiso ea methapo, pelo le methapo ea 'mele ka mor'a ho pepeseha nako e telele.
Ho ea ka EPA, molao o mocha o tla fokotsa lithane tse fetang 6,000 tsa litšila tse chefo selemo le selemo le ho fokotsa palo ea batho ba nang le kotsi e phahameng ea mofetše ka 96% naheng ka bophara.
Molawana o motjha o tla boela o hloke hore disebediswa tsa ho kenya disebediswa tsa ho lekola moya tsa terata tse lekanyang kgatello ya khemikhale e itseng moleng wa thepa ya sebaka sa tlhahiso.
Re ka fana ka li-sensor tsa khase tse nang le parameter tse ngata tse ka hlokomelang mefuta e fapaneng ea likhase
Harold Wimmer, mopresidente le CEO oa American Lung Association, o boletse polelong hore li-monitor tsa moea "li tla thusa ho sireletsa baahi ba haufi ka ho ba fa leseli le nepahetseng haholoanyane mabapi le boleng ba moea oo ba o hemang."
Liphuputso li bontša hore lichaba tsa mebala-bala li na le menyetla e mengata ea ho pepesehela tšilafalo e tsoang lifemeng tse etsang lik'hemik'hale.
Cynthia Palmer, mohlahlobisisi ea phahameng oa lik'hemik'hale tsa petrochemical le mokhatlo o sa etseng phaello oa tikoloho oa Moms Clean Air Force, o boletse polelong e ngotsoeng hore molao o mocha "ke oa botho ho 'na.Motsoalle oa ka oa hlooho ea khomo o hōletse haufi le lisebelisoa tse robong tsa tlhahiso ea lik'hemik'hale Texas tse tla koaheloa ka molao ona o mocha.O ile a bolaoa ke kankere ha bana ba hae ba le sekolong sa bana ba banyenyane.”
Palmer o itse molao o mocha ke mohato oa bohlokoa oa pele bakeng sa toka ea tikoloho.
Phatlalatso ea Labobeli e tla khoeli ka mor'a hore EPA e amohele molao oa ho fokotsa mocheso oa ethylene oxide litsing tsa khoebo tsa sterilization.Laredo, baahi ba re limela tse joalo li kentse letsoho keketsehong ea sekhahla sa mofets'e toropong.
Hector Rivero, mopresidente le CEO oa Texas Chemistry Council, o boletse ka lengolo-tsoibila hore molao o mocha oa EPA o tla ba le tšusumetso e kholo ho etsoa ha ethylene oxide, eo a reng ke ea bohlokoa bakeng sa lihlahisoa tse kang likoloi tsa motlakase le lisebelisoa tsa k'homphieutha, hammoho le ho hloekisa lihlahisoa tsa bongaka.
Rivero o re lekhotla, le emelang lisebelisoa tse fetang 200 indastering ea tlhahiso ea lik'hemik'hale, le tla latela melao e mecha, empa o lumela hore tsela eo EPA e ileng ea hlahloba likotsi tsa bophelo bo botle ba ethylene oxide e ne e fosahetse ka saense.
"Ho itšetleha ha EPA ho data ea khale ea mesi e lebisitse ho molao oa ho qetela o ipapisitseng le likotsi tse phahameng le melemo e inahaneloang," ho boletse Rivero.
Molao o mocha o qala ho sebetsa nakoana ka mor'a hore o phatlalatsoe ho Federal Register.Phokotso e kholo ea kotsi ea mofets'e e tla tsoa ho fokotsa tlhahiso ea ethylene oxide le chloroprene.Lisebelisoa li tlameha ho fihlela litlhoko tsa ho fokotsa ethylene oxide nakong ea lilemo tse peli ka mor'a hore molao o sebetse 'me o tlameha ho finyella litlhoko tsa chloroprene nakong ea matsatsi a 90 ka mor'a letsatsi la ho sebetsa.
Victoria Cann, 'muelli oa lefapha la tikoloho la mmuso, Khomishene ea Texas ea Boleng ba Tikoloho, o boletse polelong hore setsi sena se tla etsa lipatlisiso ho lekola ho tsamaellana le litlhoko tsa molao o mocha e le karolo ea lenaneo la eona la ho latela le ho phethahatsa.
Molao ona o shebane le lisebelisoa litsing tsa tlhahiso ea lik'hemik'hale tse lokollang tšilafalo ea moea joalo ka lits'ebetso tsa phapanyetsano ea mocheso (lisebelisoa tse futhumatsang kapa maro a pholileng), le lits'ebetso tse kang ho ntša moea le ho thunya tse ntšang likhase moeeng.
Ho phatloha hangata ho etsahala nakong ea ho qala, ho koala le ho se sebetse hantle.Texas, lik'hamphani li tlalehile ho lokolla liponto tse limilione tse 1 tsa tšilafalo e feteletseng nakong ea serame sa Pherekhong.Babuelli ba tikoloho ba bitsitse liketsahalo tseo likheo tsa ts'ebetsong ea tikoloho tse lumellang lisebelisoa ho silafatsa ntle le kotlo kapa likotlo tlas'a maemo a itseng joalo ka nakong ea maemo a leholimo a feteletseng kapa likoluoa tsa lik'hemik'hale.
Molao o hloka hore lisebelisoa li etse tlaleho e eketsehileng ea ho latela melao le litlhahlobo tsa ts'ebetso ka mor'a liketsahalo tse joalo.
Nako ea poso: Apr-11-2024