Di US Envayrɔmɛnt Protɛkshɔn Ajɛns (EPA) dɔn tɔk se dɛn fɔ ban klos to ɔl di we aw dɛn de yuz diklɔrometan, we dɛn kin kɔl bak diklɔrometan, we na sɔlvɛnt ɛn ɛp fɔ prosɛs we dɛn kin yuz bɔku tɛm. Di ban we dɛn want fɔ ban go gɛt big impak pan bɔku industri dɛm, wit bitwin 100 ɛn 250 milyɔn paund kemikal dɛm we dɛn prodyuz ɔ import insay 2019. Di smɔl yus dɛm we lɛf, inklud fɔ yuz am as rijen fɔ prodyuz HFC-32, go gɛt mɔ strɛng ristrikshɔn pas di OSHA standad dɛm we de naw.
Di EPA bin anɔys di prɔpɔz ban ɛn ristrikshɔn dɛn insay wan prɔpɔz rul we dɛn post May 3, 2023, 83 Fed. rɛjista. 28284. Dis prupɔsal go ban ɔl ɔda kɔshɔma yus fɔ diklɔrometan. Ɛni industrial ɛn kɔmɛshɔnal yus fɔ diklɔrometan, inklud as ɔt transfa fluid ɔ ɔda prɔses ɛp, ɛn mɔs yus as sɔlvɛnt, dɛn go protɛkt am bak, wit di ɛksɛpshɔn fɔ tɛn spɛshal yus dɛn, tu pan dɛn rili spɛshal. Dɛn rayt di tin dɛn we dɛn nɔ fɔ yuz ɛn di tin dɛn we dɛn nɔ fɔ yuz na di ɛnd pan dis wɔnin. Impɔtant nyu lɔ dɛn fɔ yuz tumara bambay kin kɔba yus dɛn we nɔ de insay ɛni wan pan di list dɛn.
Di tɛn yus dɛm we di ban nɔ kɔba go trigɛt wan rikwaymɛnt fɔ impruv wan Wokples Kɛmikal Protɛkshɔn Plan (WCPP) we biys pan di OSHA standad fɔ mɛtilin klorayd, bɔt wit di kemikal ɛksplɔshɔn limit dɛm we de naw we 92% smɔl pas aw OSHA alaw.
Di wan dɛn we want fɔ no mɔ gɛt te to Julay 3, 2023 fɔ sɛn kɔmɛnt bɔt di lɔ we dɛn want fɔ mek. Di EPA bin aks fɔ kɔmɛnt pan 44 tɔpik dɛn, we inklud if di WCPP rikwaymɛnt fɔ tek ples fɔ di patikyula yuz ban ɛn if i pɔsibul fɔ mek dɛn mek wan aksɛleret ban schedule. Di EPA dɔn aks fɔ kɔmɛnt bak if ɛni yuz we dɛn nɔ gri fɔ yuz kwalifay as krichɔ ɔ impɔtant yus, bikɔs no ɔda we nɔ de we sef pas dis.
Dis prupɔsal na di sɛkɔn wan we EPA dɔn pruv fɔ tɛn impɔtant kemikal dɛn we de ɔnda Sɛkshɔn 6 pan di Tɔxik Sɔbstans Kɔntrol Akt (TSCA). Fɔs, dis na prɔpɔzal fɔ ban ɔl di ɔda we dɛn fɔ yuz krisɔtayl. Di tɔd lɔ gɛt fɔ du wit pɔklɔratilin, we di Ɔfis fɔ Manejmɛnt ɛn Badjɛt (OMB) dɔn de rivyu frɔm Fɛbwari 23, 2023. As of Mach 20, 2023, wan draft las lɔ fɔ krisotayl (luk wi wɔnin) de ɔnda OMB rivyu.
Wan Jun 2020 risk asɛsmɛnt bin sho se risk dɛn we nɔ rayt na ɔl di kɔndishɔn dɛn we dɛn yuz mɛtilin klorayd pas siks. Ɔl di siks naw de na di list fɔ di tɛm dɛn we dɛn dɔn plan fɔ yuz we de ɔnda di tin dɛn we WCPP nid. Di Novɛmba 2022 rivays difinishɔn fɔ risk dɔn sho se diklɔrometan jɔs de mek risk we nɔ rizinɔs, wit wan kɔndishɔn nɔmɔ fɔ yuz (kɔmɛshɔnal distribyushɔn) we nɔ de afɛkt di difinishɔn. Di ban we dɛn dɔn pruv go inklud kɔmɛshɔnal distribyushɔn fɔ yuz dɛn we dɛn nɔ gri fɔ yuz, bɔt nɔto fɔ yuz dɛn we de fala di WCPP. We dɛn dɔn si se diklɔrometan de mek pɔsin gɛt prɔblɛm we nɔ rizinɔs, Sɛkshɔn 6(a) na di TSCA naw se di EPA fɔ adopt risk mɛnejɛmɛnt lɔ dɛn fɔ di kemikal to di mak we i nid so dat i nɔ go mek i gɛt da kayn risk de igen.
Di EPA bin dɔn protɛkt pipul dɛn fɔ yuz mɛtilin klorayd fɔ pul pent ɛn kɔtin, 40 CFR § 751.105. Naw di EPA de prɔpos fɔ ban ɔl di tin dɛn we pipul dɛn kin yuz we dɛn de yuz am we nɔ de na sɛkshɔn 751.105, we inklud fɔ mek, fɔ prosɛs, ɛn fɔ sheb mɛtilin klorayd ɛn prɔdak dɛn we gɛt mɛtilin klorayd fɔ dɛn tin ya.
Apat frɔm dat, di EPA de prɔpos fɔ ban ɔl di industrial ɛn kɔmɛshɔnal yus fɔ diklɔrometan we nɔ de ɔnda di WCPP rikwaymɛnt, inklud fɔ mek, prosɛs, kɔmɛshɔnal distribyushɔn, ɛn yuz ɔnda dɛn kɔndishɔn ya fɔ yuz.
Di ɛnd pan dis wɔnin de sho 45 tin dɛn we de apin na di industri, kɔmɛshɔn, ɛn kɔshɔma we dɛn se dɛn go ban. Dis list na frɔm di 2020 Risk Asɛsmɛnt. Apat frɔm dat, di EPA plan fɔ adopt wan Sigifikan Nyu Yuz Rɛgyuleshɔn (SNUR) we go aplay to ɛni diklɔrometan ɔ prɔdak we gɛt diklɔrometan we nɔ de insay di risk asɛsmɛnt. Di rigyuletɔri ajenda we dɛn bin pablish insay Janwari de projɛkt wan prɔpɔz SNUR bay Epril 2023 (EPA dɔn ɔlrɛdi mis da de de) ɛn wan fayn SNUR bay Mach 2024.
Di EPA ɛstimat se dis ban go mek lɛk wan-tɛd pan di ɔl ɛni ia mɛtilin klorayd prodakshɔn ɔ impɔt fɔ TSCA ɛn ɔda yus dɛn.
[T]he prɔpɔz rul nɔ go aplay to ɛni sɔbstans we dɛn nɔ put insay di difinishɔn fɔ “kɛmikal” ɔnda Sɛkshɔn 3(2)(B)(ii)-(vi) na di TSCA. Dɛn tin ya we dɛn nɔ put insay, bɔt nɔto jɔs... ɛni it, it sɔpɔtmɛnt, drɔg, kɔsmɛtik, ɔ divays, as dɛn dɔn difayn am na Sɛkshɔn 201 na di Fɛdaral Fɔd, Drug, ɛn Kɔsmɛtik Akt, we dɛn mek am, prosɛs am, ɔ sheb am fɔ kɔmɛshɔn. . fɔ yuz insay it, it supamakit, drɔgs, kɔsmɛtik ɔ ikwipmɛnt...
Wit di adeziv dɛn we dɛn de mek fɔ mek batri dɛn we dɛn mek fɔ yuz fɔ mɛn pipul dɛn, lɛk aw dɛn dɔn tɔk bɔt am na sɛkshɔn 201(h) na di Fɛdaral Fɔd, Drug, ɛn Kɔsmɛtik Akt, dɛn spɛsifikɛd yus dɛn we kwalifay as “divays” if “dɛn mek, prosɛs, ɔ sheb fɔ yuz as divays” nɔ go kɔmɔt na di difinishɔn fɔ “kɛmikal” ɛn so dɛn nɔ go de ɔnda di rigyuleshɔn if i bi mɔ bin mek.
Di yus fɔ diklɔrometan as fɛnshɔnal likwid insay klos sistɛm insay famasitik prɔses nid fɔ yuz am as ɛkstrakshɔn sɔlvɛnt insay drɔg purifyeshɔn, ɛn [EPA] dɔn dɔn se dis yus de ɔnda di ɛksɛpshɔn dɛn to di difinishɔn dɛn we de ɔp, ɛn nɔto “kɛmikal” akɔdin to TSCA.
Prohibition of insentif we de stɔp di stɔrɔj ​​ɔf mɛtilin klorayd ɛn prɔdak dɛm we gɛt mɛtilin klorayd. Di EPA de aks fɔ kɔmɛnt if dɛn nid mɔ tɛm, fɔ ɛgzampul, fɔ klin di distribyushɔn chanɛl dɛn fɔ di prɔdak dɛn we dɛn dɔn ban. We wi tink bɔt di rikwest fɔ kɔmɛnt naw, di EPA nɔ go want fɔ tink bɔt ɛkstenshɔn rikwest leta.
As di 45 Prohibited Use Conditions sho, dɛn de yuz mɛtilin klorayd na bɔku industri dɛn, inklud as sɔlvɛnt ɛn as ɛp fɔ prosɛs. Dis dɔn mek di prɔpɔzal, if dɛn dɔn dɔn am, i go afɛkt bɔku bɔku industri dɛn. Di 2020 Risk Asɛsmɛnt de sho sɔm tin dɛn we dɛn fɔ yuz:
Diklɔrometan gɛt bɔku tin dɛn fɔ yuz, lɛk fɔ sial, tin dɛn fɔ mek motoka, ɛn tin dɛn fɔ pul pent ɛn kɔtin. Diklɔromɛtan na sɔntin we pipul dɛn sabi gud gud wan as prɔses sɔlvɛnt insay pent tina ɛn insay famasitik ɛn fim kɔtin aplikeshɔn dɛn. Dɛn kin yuz am as blow ejen fɔ polyurethane ɛn fɔ mek haydrofluorocarbon (HFC) frijidɛn lɛk HFC-32. I de bak insay aerosol prɔpelant ɛn sɔlvɛnt dɛn we dɛn kin yuz fɔ mek ilɛktronik tin dɛn, fɔ klin ɛn pul di gris wit mɛtal, ɛn fɔ dɔn fɔnicha.
Di op fɔ ban bɔku yus fɔ mɛtilin klorayd de mek pipul dɛn aks kwɛstyɔn bɔt ɔda we dɛn we go wok. EPA kin tink bɔt dis we dɛn de evalyu ɔda we dɛn fɔ du tin, we dɛn tɔk bɔt na di fɔs pat lɛk dis:
Fɔ no di we aw dɛn fɔ yuz di prɔdak dɛn we gɛt mɛtilin klorayd naw, di EPA dɔn no bɔku bɔku ɔda tin dɛn we nɔto mɛtilin klorayd we dɛn kin sɛl ɛn, to di mak we i pɔsibul, dɛn dɔn rayt dɛn yon kemikal kɔmpɔzishɔn ɔ ingridiɛnt dɛn na di Ɔda we dɛn Asɛsmɛnt. .
Di EPA dɔn no 65 ɔda prɔdak dɛn we de na di pent ɛn kɔtin rimova kategori, we fɔnicha finish na wan sabkategori (rɛf. 48). As wi bin dɔn notis insay di ikɔnomi analisis, pan ɔl we nɔto ɔl dɛn ɔda prɔdak ya kin fayn fɔ di patikyula tin dɛn we dɛn kin du fɔ sɔm fɔnicha ripa aplikeshɔn dɛn, mɛkanikal ɔ tɛmal we dɛn kin yuz kin bi ɔda tin dɛn we nɔto kemikal pas fɔ yuz prɔdak dɛn we gɛt mɛtilin klorayd fɔ pul pent ɛn kɔtin. ... ...Di EPA biliv se ɔda we dɛn de we go wok pan tɛknik ɛn ikɔnomi na di makit...
[A] Ɔltɛrnativ to methylene chloride we dɛn nɔ aydentify as prɔsesin ɛd. Di EPA de aks fɔ infɔmeshɔn bɔt di ɔda we dɛn we pɔsin kin yuz fɔ mek di tin dɛn we dɛn kin yuz fɔ prosɛs di mɛtilin klorayd as i gɛt fɔ du wit di we dɛn we dɛn dɔn pruv fɔ kɔntrol ɔnda dis Agremɛnt.
Di nɔ gɛt ɔda we dɛn we dɛn dɔn no we dɛn kin yuz as adjɔnt na prɔblɛm we kin apin. Di EPA de tɔk bɔt di tin dɛn we dɛn fɔ yuz as:
Di industrial ɔ kɔmɛshɔnal yus fɔ diklɔrometan fɔ impɔtant di pefɔmɛns fɔ wan prɔses ɔ prɔses ikwipmɛnt, ɔ we dɛn ad diklɔrometan to wan prɔses ɔ to sɔntin ɔ miksɔp we dɛn fɔ trit fɔ chenj ɔ bafa di pH fɔ di sɔbstans ɔ miksɔp. Di ejen we de trit nɔ de bi pat pan di riakshɔn prodak ɛn i nɔ de afɛkt di wok we di sɔbstans ɔ atikul we de kɔmɔt de du.
Diklɔrometan de yuz as “prɔses aditiv” ɛn dɛn de yuz am as ɔt transfɔm mɛdiɔm insay klos sistɛm. Di rul we dɛn dɔn pruv go ban bak dis yus fɔ diklɔrometan pan ɔl we i nɔ gɛt bɛtɛ pɔtnɛshɛl fɔ ɛkspos. Bɔt di fɔs wɔd dɛn tɔk bak se:
Di EPA dɔn aks fɔ kɔmɛnt bɔt di mak we ɔda ɔganayzeshɔn dɛn we de yuz mɛtilin klorayd as ɛp fɔ prosɛs go fala di WCPP rikwaymɛnt we dɛn dɔn pruv fɔ mɛtilin klorayd. If sɔm ɔganayzeshɔn dɛn kin sho tru wan kɔmbaynshɔn fɔ monitarin data ɛn prɔses diskrɔpshɔn se di kɔntinyu fɔ yuz mɛtilin klorayd nɔ de mek di wokman dɛn gɛt prɔblɛm we nɔ rayt, di EPA kɔnfyus se i rɛdi fɔ dɔn wan rigyuleshɔn ɔnda we kɔndishɔn dɛn [ɛgz. yuz as ɔt transfa midiɔm] ɔ jenɛral kɔndishɔn fɔ yuz [as prɔsesin ɛd] kin kɔntinyu fɔ fala di WCPP...
So, di kɔmni dɛn we de yuz mɛtilin klorayd na aplikeshɔn dɛn we nɔ gɛt bɔku impak, lɛk ɔt transfa fluid, gɛt di opshɔn fɔ aks di EPA fɔ chenj wan prɔpɔz ban pan dis kayn yus fɔ mek dɛn nid fɔ impruv WCPP—provided dɛn kin sho to di EPA se dɛn kin fala di WCCP rikwaymɛnt dɛn we dɛn tɔk bɔt dɔŋ ya. Di Envayrɔmɛnt Protɛkshɔn Ajɛns bin tɔk bak se:
If di EPA nɔ ebul fɔ no ɛni ɔda we fɔ yuz dis kɔndishɔn ɛn nɔ gi ɔda infɔmeshɔn fɔ mek di EPA ebul fɔ disayd se WCPP de pul wan risk we nɔ rizinɔs Aprɔpriet Dispɔzishɔn.
Sɛkshɔn 6(d) se di EPA fɔ mek dɛn fala di lɔ kwik kwik wan, bɔt nɔ fɔ pas 5 ia afta dɛn dɔn gi di las lɔ. In ɔda wɔd, dis kayn yus kin kwalifay fɔ ɛkstenshɔn fɔ di tɛm we dɛn de fala di lɔ.
Fɔ di tɛn kɔndishɔn fɔ yuz we dɛn rayt dɔŋ ya, inklud prodakshɔn ɛn prɔsesin fɔ prodyuz HFC-32, risaykul ɛn dispɔzishɔn, di EPA dɔn prɔpos Wokples Ɛksplɔshɔn Kɔntrol (dat na WCPP) as ɔda we fɔ ban. Di tin dɛn we dɛn fɔ du fɔ kɔntrol di tin dɛn we dɛn fɔ du na di tin dɛn we dɛn nid fɔ du fɔ mek dɛn nɔ gɛt di sik, di say dɛn we dɛn kin kɔntrol, fɔ wach di pɔsin we dɛn de si (inklud nyu tin dɛn we dɛn fɔ du fɔ wach di tin dɛn we dɛn de du fɔ fala gud laboratori prɔsis), di we aw dɛn fɔ fala di lɔ, fɔ protɛkt di we aw dɛn de blo, fɔ protɛkt di skin, ɛn fɔ lan buk. Dɛn rigyuleshɔn ya de sɔpɔt di OSHA mɛtilin klorayd standad 29 CFR § 1910.1052, bɔt dɛn bɔku pan dɛn de bays pan da standad de wit wan impɔtant chenj.
OSHA standad (we dɛn bin dɔn adopt fɔs insay 1997) gɛt Pɛmisibul Ɛksplɔshɔn Limit (PEL) we na 25 ppm (8 awa tɛm-weyt avɛrej (TWA)) ɛn Short Tɛm Ɛksplɔshɔn Limit (STEL) we na 125 ppm (15 minit TWA) . We yu kɔmpia am, di TSCA Kwɛmyuɛl Ɛksplɔshɔn Limit (ECEL) we de naw na 2 ppm (8 awa TWA) ɛn di STEL na 16 ppm (15 minit TWA). So ECEL na 8% nɔmɔ pan OSHA PEL ɛn EPA STEL go bi 12.8% pan OSHA STEL. Dɛn fɔ yuz di kɔntrol lɛvɛl dɛn akɔdin to ECEL ɛn STEL, wit tɛknikal kɔntrol dɛn we na di fɔs tin we dɛn fɔ du ɛn di yus fɔ pɔsin in yon protɛktiv ikwipmɛnt na di las tin we dɛn fɔ du.
Dis min se di wan dɛn we mit di OSHA rikwaymɛn dɛn nɔ kin mit di ECEL ɛn STEL we dɛn dɔn rɛkɔmɛnd. Doubt bɔt di abiliti fɔ mit dɛn ɛksplɔshɔn limit ya na wan tin we dɔn mek di EPA ban bɔku pan di industrial ɛn kɔmɛshɔnal yus fɔ mɛtilin klorayd ɛn prɔdak dɛn we gɛt mɛtilin klorayd.
Apat frɔm di manufakchurin ɛn prɔsesin yus dɛn we dɛn rayt, di WCPP prɔvishɔn dɛn de aplay bak fɔ di dispɔzishɔn ɛn prɔsesin fɔ mɛtilin klorayd ɛn prɔdak dɛn we gɛt mɛtilin klorayd. Dis dɔn mek, di kɔmni dɛn we de trowe dɔti ɛn di wan dɛn we de risaykul we nɔ go no bɔt di tin dɛn we TSCA nid go nid fɔ go bifo pas di standad dɛn we OSHA gɛt.
We wi tink bɔt di bɔku bɔku ban we dɛn want fɔ ban ɛn di nɔmba fɔ di yuza industri dɛn we dɛn go afɛkt, di kɔmɛnt dɛn bɔt dis lɔ we dɛn want fɔ mek kin impɔtant pas aw dɛn kin du am. Dɛn go sɛn kɔmɛnt to EPA bifo Julay 3, 2023. Di Prɛambul se ɔganayzeshɔn dɛn fɔ sɛn kɔmɛnt bɔt di pepa wok we dɛn nid dairekt to di OMB bifo Jun 2, 2023.
Bifo dɛn kɔmɛnt, kɔmni dɛn ɛn tred asosieshɔn dɛn (frɔm di we aw dɛn mɛmba dɛn de si am) kin want fɔ tink bɔt dɛn tin ya:
Di wan dɛn we de kɔmɛnt kin want fɔ tɔk mɔ bɔt aw dɛn de yuz mɛtilin klorayd, dɛn injinɛri kɔntrol fɔ mek dɛn nɔ gɛt bɔku prɔblɛm, di OSHA mɛtilin klorayd kɔmplians program we de naw, di rizɔlt dɛn fɔ di industrial hajɛns monitarin fɔ mɛtilin klorayd (ɛn aw i kɔmpia to di kɔmpiashɔn we dɛn mek wit ECEL vs. STEL). ; tɛknikal prɔblɛm dɛn we gɛt fɔ du wit fɔ no ɔ chenj to ɔda we pas mɛtilin klorayd fɔ yuz dɛn; di de we dɛn kin chenj to ɔda we (if i pɔsibul); ɛn di impɔtant tin we dɛn de yuz mɛtilin klorayd.
Dɛn kayn kɔmɛnt ya kin sɔpɔt fɔ ɛkstɛnd di tɛm we dɛn fɔ yuz am fɔ fala di lɔ, ɔ fɔ mek EPA nɔ fɔ yuz sɔm we dɛn fɔ yuz mɛtilin klorayd frɔm di ban we dɛn ban ɔnda Sɛkshɔn 6(g) na di TSCA. Sɛkshɔn 6(g)(1) se:
If di administreta fain se...
(A) di yus dɛm we dɛn spɛsifa na krichɔ ɔ impɔtant yus dɛm fɔ we nɔ tɛknikal ɛn ikɔnomik we nɔ de we sef, we dɛn tek tɛm tink bɔt di denja ɛn impak dɛm;
(B) fɔ fala wan rikwaymɛnt we de fɔ sɔm patikyula kɔndishɔn dɛn fɔ yuz, go rili ambɔg di nashɔnal ikɔmi, nashɔnal sikyɔriti, ɔ impɔtant infrastukchɔ; ɔ
(C) Di kɔndishɔn dɛn we dɛn dɔn tɔk bɔt fɔ yuz di kemikal ɔ miksɔp de gi big wɛlbɔdi, envayrɔmɛnt ɔ pɔblik sefty bɛnifit we dɛn kɔmpia am wit ɔda we dɛn we rili de.
Inklud kɔndishɔn dɛn, inklud rizin fɔ kip rɛkɔd, monitarin ɛn ripɔt rikwaymɛn, to di mak we di Administreta disayd se dɛn kɔndishɔn ya nid fɔ protɛkt wɛlbɔdi ɛn di envayrɔmɛnt we i de mit di rizin fɔ di ɛksɛmpshɔn.
Di prɛambul se di EPA go tink bɔt fɔ lɛf Sɛkshɔn 6(g) if no ɔda we nɔ de we go ebul fɔ du am ɛn i nɔ go ebul fɔ mit di tin dɛn we di WCPP se:
Ɔda we de fɔ du dat, if di EPA nɔ ebul fɔ disayd ɔda we fɔ yuz dis kɔndishɔn [as ɔt transfa mɛdiɔm] ɛn, bays pan nyu infɔmeshɔn, di EPA disayd se if dɛn ban fɔ yuz am go rili afɛkt di nashɔnal sikyɔriti ɔ impɔtant infrastukchɔ, di Ejensi Di EPA go rivyu di TSCA Sɛkshɔn 6(g) ɛksɛmpshɔn.
Di wan dɛn we de kɔmɛnt kin sho if dɛn kin mit di WCPP rikwaymɛnt dɛn, ɛn if nɔto so, us limiting ɛksplɔshɔn rikwaymɛnt dɛn kin mit.
Disklɛmayshɔn: Bikɔs ɔf di jenɛral we aw dis ɔpdet tan, di infɔmeshɔn we dɛn gi ya nɔ go aplay pan ɔl di tin dɛn we apin, ɛn dɛn nɔ fɔ du am if dɛn nɔ gi yu patikyula ligal advays bay di patikyula tin we yu gɛt.
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