Yɛ April 20, afi 2023 lɛ, U.S. Shihilɛ He Buumɔ Nitsumɔhe lɛ (EPA) wo mla ko ni tsiɔ methylene chloride feemɔ, nitsumɔ, kɛ jarayeli mlijaa naa waa. EPA lɛ kɛ ehegbɛ ni eyɔɔ lɛ tsuɔ nii yɛ Toxic Substances Control Act (TSCA) lɛ mli Fa 6(a) lɛ shishi, ni no haa nitsumɔhe lɛ kɛ gu ni tamɔ nɛkɛ woɔ tsofai ni akɛtsuɔ nii lɛ anɔ. Oshara ni jwɛŋmɔ bɛ mli ni kɔɔ pilamɔ loo shihilɛ ko he. Akɛ methylene chloride tsuɔ nii fe fɛɛ akɛ nɔ ni akɛwoɔ nibii ni akɛkpɛtɛɔ nii ahe kɛ nibii ni akɛwoɔ tsɔne mli, tsɔnei ahe nibii, kɛ nibii ni akɛjieɔ pɛnte kɛ nɔ ni akɛwoɔ tsɔne mli lɛ amli, ni nitsumɔhei tamɔ tsɔnei, tsofai, kɛ tsofai baanyɛ aná mla nɛɛ nɔ hewalɛ.
EPA lɛ yiŋkpɛɛ lɛ biɔ ni agu methylene chloride ni akɛtsuɔ nii yɛ nitsumɔhei kɛ jarayeli nitsumɔi babaoo amli lɛ. Nɔ ni fata susumɔ lɛ he ji nibii ni ajieɔ kɛjɛɔ mli, titri lɛ, afii 10 ni akɛjieɔ pɛnte kɛ nibii ni akɛwoɔ mli ni akɛtsuɔ nii yɛ maŋ kɔɔyɔŋ lɛlɛ he nitsumɔ mli lɛ koni akafite maŋ lɛ shweshweeshwefeemɔ kɛ nibii ni he hiaa waa lɛ waa. EPA lɛ hu ekɛ nɛkɛ nɔ ni ajieɔ kɛjɛɔ mli nɛɛ etee NASA oyaiyeli ni akɛtsuɔ nii yɛ dichloromethane mli yɛ shihilɛi komɛi ni mli wa loo shihilɛi ni mli wa ni gbɛ kroko bɛ ni yɔɔ shweshweeshwe yɛ ŋaa gbɛ nɔ loo shika gbɛfaŋ lɛ mli.
Nitsumɔhe lɛ susumɔ lɛ hu baaha akɛ dichloromethane atsu nii ni akɛfee hydrofluorocarbon-32 (HFC-32), ni ji nɔ ko ni abaanyɛ akɛtsu nii koni ekɛha tsakemɔ ni jɛ HFC krokomɛi ni akɛɛ amɛyɛ jeŋ muu fɛɛ dɔlɛ he hewalɛ ni nɔ kwɔ lɛ mli lɛ aya hiɛ, ni eyeɔ ebuaa EPA mɔdɛŋbɔɔ ni ekɛbaa HFC lɛ shi lɛ. yɛ U.S. Innovation and Manufacturing Act of 2020. Shi kɛlɛ, nitsumɔhe lɛ baabi ni maŋbii ni feɔ kɔɔyɔŋ lɛlɛi, NASA, kɛ HFC-32 lɛ anyiɛ methylene chloride nitsumɔhe tsofa hebuu gbɛjianɔtoo ko ni nɔ ni fata he ji husui ni he hiaa ni akɛbaatsu nii kɛ nɔ ni fata he lɛ nɔkwɛmɔ. kɛ mumɔ ni akɛmuɔ.
Kɛji akɛ akala mla ni ato lɛ awo maŋ wolo lɛ mli lɛ, EPA baakpɛlɛ maŋbii lɛ awiemɔi anɔ gbii 60 yɛ rules.gov/docket/EPA-HQ-OPPT-2020-0465.
Yɛ Hɔgbaa, May 16, 2023 lɛ, U.S. Shihilɛ He Buu Nitsumɔhe lɛ (EPA) jie mla ko ni ato he gbɛjianɔ ni baatsake EPA mlai ni kɔɔ nibii ni gbeɔ mɔ he lɛ he mla (TSCA) lɛ he lɛ he wolo ko kpo. EPA lɛ kwɛɔ TSCA Chemical Registry lɛ nɔ, ni tsɔɔ tsofai fɛɛ ni ale akɛ abaanyɛ ahé yɛ United States lɛ. Yɛ TSCA shishi lɛ, ehe miihia ni mɛi ni feɔ nibii kɛ mɛi ni kɛbaa maŋsɛɛ lɛ kɛ tsofai heei ahe adafitswaa ni tsɔɔ hiɛ aba ja nɔ ko ni ajieɔ kɛjɛɔ mli (tamɔ niiamlitaomɔ kɛ nitsumɔ) ba. Esa akɛ EPA lɛ agbe oshara ni yɔɔ tsofa hee ko he lɛ he niiamlipɛimɔ naa dani ekɛfee loo ekɛba maŋsɛɛ. Amrɔ nɛɛ mla ni ato lɛ haa efeɔ faŋŋ akɛ esa akɛ EPA lɛ agbe osharai ahe niiamlipɛimɔ naa loo ekpɛlɛ tsofai heei oha mlijaa 100 ni ajieɔ kɛjɛɔ mli lɛ he adafitswaa nɔ dani nibii ni akɛtsuɔ nii lɛ baanyɛ abote jara nɔ, yɛ 2016 TSCA tsakemɔi lɛ anaa.
Yɛ April 21, 2023 lɛ, U.S. Shihilɛ He Buumɔ Nitsumɔhe lɛ (EPA) jie maŋ lɛ mli plastic mujiwoo naatsii he gbɛjianɔtoo ko ni baanyɛ aná akutsei ni ato he gbɛjianɔ lɛ anɔ hewalɛ waa ni nitsumɔhei ni feɔ nibii ni akɛwoɔ tsɔne mli, jarayelɔi, plasticfeelɔi, jwɛi ni wa ni akɛtsuɔ nii kɛ nibii ni akɛtsuɔ nii ekoŋŋ lɛ ahe nitsumɔ, kɛ ekrokomɛi fata he lɛ kpo. ni ji plastic kɛ shikpɔŋ nɔ jwɛi krokomɛi ni akɛwoɔ shikpɔŋ lɛ nɔ lɛ mli kɛyashi afi 2040 kɛ otii pɔtɛɛ ni nyiɛ sɛɛ nɛɛ: ajie mujiwoo ni yɔɔ plastic feemɔ mli lɛ shi, nibii ni akɛtsuɔ nii lɛ akwɛmɔ aya hiɛ, atsĩ jwɛi kɛ micro-/nanoplastics ni boteɔ nu gbɛi amli lɛ anaa, ni ajie jwɛi ni joɔ foi kɛjɛɔ shihilɛ mli. Yɛ otii nɛɛ ateŋ lɛ, EPA lɛ tsɔɔ nikasemɔi srɔtoi kɛ mlai ahe nifeemɔi ni asusuɔ he lɛ. Yɛ mlai ahe nifeemɔi ni asusuɔ he lɛ ateŋ lɛ, EPA lɛ kɛɛ eekase mlai heei ni yɔɔ Toxic Substances Control Act lɛ shishi lɛ he nii kɛha nitsumɔhei ni etee hiɛ ni akɛ nibii ni akɛtsuɔ nii ekoŋŋ lɛ tsuɔ nii ni kɛ pyrolysis tsuɔ nii kɛfeɔ nibii ni akɛtsuɔ nii ekoŋŋ ni akɛtsuɔ nii ekoŋŋ lɛ. Nitsumɔhe lɛ hu miibi ni akpɛlɛ Basel Kpaŋmɔ lɛ nɔ, ni United States kpɛlɛ nɔ shi ekpɛlɛɛɛ nɔ yɛ 1990 afii lɛ amli lɛ nɔ, akɛ gbɛ kroko ni aaatsɔ nɔ atsu majimaji ateŋ naagba ni kɔɔ plastic shwɛmɔ he lɛ he nii.
Yɛ Alemle 16, 2022 lɛ, U.S. Shihilɛ He Buu Nitsumɔhe lɛ (EPA) wo ŋaa akɛ abaawo nyɔmɔ ni amɛwoɔ amrɔ nɛɛ yɛ nibii ni gbeɔ mɔ kɛ nibii ni yeɔ mɔ awui kɛ amɛhe nitsumɔ he mla (TSCA) lɛ nɔ, ni ekomɛi baafee nɔ ni fe shii enyɔ. Nɛkɛ Mla ni Atsɔɔ akɛ Afee lɛ He Adafitswaa kroko nɛɛ tsakeɔ EPA yiŋkpɛɛ lɛ, ni jeɔ shishi yɛ January 11, 2021, koni ekɛwo TSCA nyɔmɔwoo lɛ nɔ titri lɛ kɛha nibii ahe jara ni yaa hiɛ lɛ. TSCA ŋmɛɔ gbɛ ni EPA lɛ biɔ nibii ni afeɔ lɛ (ni mɛi ni kɛ nibii baa lɛ fata he) nyɔmɔ kɛha nitsumɔhe lɛ nitsumɔi yɛ TSCA lɛ mli Mlijaa 4, 5, 6 kɛ 14 lɛ naa. Taakɛ TSCA lɛ tsɔɔ lɛ, ehe miihia ni EPA lɛ atsake nyɔmɔwoo lɛ “bɔ ni ehe hiaa” daa afii etɛ. Yɛ afi 2018 lɛ, EPA lɛ kɛ 40 CFR Part 700 Subpart C nibii ni abua naa lɛ he mla ko ni tsɔɔ nyɔmɔwoo ni esa akɛ awo amrɔ nɛɛ.