Zvichienderana nedata rezvemitero remazuva ano, kutengeserana kweChina kwe dichloromethane (DCM) ne trichloromethane (TCM) muna Kukadzi 2025 uye mwedzi miviri yekutanga yegore kwakaratidza mafambiro akasiyana, zvichiratidza kuchinja kwezvinodiwa pasi rose uye kugona kwekugadzira zvinhu zvemuno.
Dichloromethane: Kutengeswa Kunze Kwenyika Kunokurudzira Kukura
Muna Kukadzi 2025, China yakatenga matani 9.3 e dichloromethane, zvichiratidza kuwedzera kukuru kwe194.2% gore negore. Zvisinei, huwandu hwezvinhu zvakatengwa kubva muna Ndira kusvika Kukadzi 2025 hwakasvika matani 24.0, zvichidzika ne64.3% zvichienzaniswa nenguva imwe chete muna 2024.
Kutengeswa kwezvinhu kunze kwenyika kwakaratidza imwe nyaya yakasiyana. Kukadzi kwakaona matani 16,793.1 eDCM akatumirwa kunze kwenyika, kuwedzera kwe74.9% gore negore, nepo huwandu hwezvinhu zvakatumirwa kunze kwenyika mumwedzi miviri yekutanga hwakasvika matani 31,716.3, zvichikwira ne34.0%. South Korea yakabuda senzvimbo yepamusoro muna Kukadzi, ichitenga matani 3,131.9 (18.6% yezvese zvakatengeswa kunze kwenyika), ichiteverwa neTurkey (1,675.9 matani, 10.0%) neIndonesia (1,658.3 matani, 9.9%). Muna Ndira-Kukadzi, South Korea yakaramba iri pamberi nematani 3,191.9 (10.1%), ukuwo Nigeria (2,672.7 matani, 8.4%) neIndonesia (2,642.3 matani, 8.3%) dzakakwira pachinzvimbo ichi.
Kukwira kwakanyanya kwemitengo inotengeswa kunze kwenyika yeDCM kunoratidza kukura kuri kuita kugona kweChina kugadzira zvinhu uye mitengo inokwikwidzana mumusika wepasi rose, kunyanya mishonga inonyungudutsa mumaindasitiri uye mishonga inoshandiswa. Vaongorori vanoti kukura uku kuri kukonzerwa nekuwedzera kwekudiwa kwezvinhu kubva kuhupfumi huri kusimukira uye kugadziriswa kwecheni yekugovera mumisika mikuru yeAsia.
Trichloromethane: Kuderera Kwekutengesa Zvinhu Kunze Kwenyika Kunosimbisa Matambudziko Emusika
Kutengeserana kweTrichloromethane kwakaita kuti mufananidzo usave wakasimba. Muna Kukadzi 2025, China yakatenga matani 0.004 eTCM, ukuwo kutengeswa kwezvinhu kunze kwenyika kwakadzikira ne62.3% gore negore kusvika pa40.0 matani. Kuunganidzwa kwemitengo yezvinhu zvinotengeswa kunze kwenyika muna Ndira-Kukadzi kwakafanana neizvi, kwakadzikira ne100.0% kusvika pa0.004 matani, nekutengeswa kunze kwenyika kuchidzika ne33.8% kusvika pa340.9 matani.
South Korea ndiyo yakatonga zvinhu zvinotengeswa kunze kwenyika zveTCM, ichitora 100.0% yezvigadzirwa zvakatumirwa muna Kukadzi (40.0 matani) uye 81.0% (276.1 matani) mumwedzi miviri yekutanga. Argentina neBrazil imwe neimwe yakaita 7.0% (24.0 matani) yehuwandu hwezvinhu zvakatumirwa muna Ndira-Kukadzi.
Kuderera kwekutengeswa kweTCM kunze kwenyika kunoratidza kudzikira kwekudiwa kwenyika dzese, zvingangove zvakabatana nemitemo yezvakatipoteredza inobvisa kushandiswa kwayo mumafiriji uye kudzora kwakasimba pamashandisirwo ane chekuita nechlorofluorocarbon (CFC). Vaongorori vemaindasitiri vanoti kutarisisa kweChina pane dzimwe nzira dzekuchengetedza nharaunda kunogona kudzvinyirira kugadzirwa kweTCM nekutengeserana kwenguva yepakati.
Zvinorehwa neMusika
Kusiyana kweDCM neTCM kunoratidza mafambiro akakura muchikamu chemakemikari. Kunyange hazvo DCM ichibatsirwa nekushanda kwayo kwakasiyana-siyana mukugadzira uye zvinonyungudutsa, TCM inotarisana nematambudziko nekuda kwekumanikidzwa kwekuchengetedza zvakatipoteredza. Basa reChina semutengesi mukuru weDCM rinogona kusimba, asi mashandisirwo akakosha eTCM anogona kuramba achidzikira kunze kwekunge mashandisirwo matsva emaindasitiri abuda.
Vatengi vepasi rose, kunyanya muAsia neAfrica, vanotarisirwa kuvimba zvakanyanya nezvinhu zvinotengeswa neChina DCM, nepo misika yeTCM inogona kuchinjira kune vagadziri vemakemikari kana nzvimbo dzisina mitemo yakasimba yezvakatipoteredza.
Kwakabva Data: China Customs, Kukadzi 2025
Nguva yekutumira: Kubvumbi-17-2025