2024 Tus sau: Elizabeth Oswald | [email protected]. Kawg hloov kho: 2024-01-13 00:07
Xyoo 1977, University of California ntawm Berkeley biochemists Arlene Blum thiab Bruce Ames tau tshaj tawm tias cov tshuaj ua rau muaj kev pheej hmoo rau tib neeg kev noj qab haus huv. Lawv pom tias brominated tris tuaj yeem ua puas DNAthiab tej zaum absorbed los ntawm daim tawv nqaij.
Puas brominated nplaim retardants nyab xeeb?
Qee cov nplaim hluav taws kub hnyiab tau raug txheeb xyuas tas li, bioaccumulative, thiab tshuaj lom rau tib neeg thiab ib puag ncig thiab raug xav tias yuav ua rau muaj kev cuam tshuam txog kev coj tus cwj pwm thiab kev cuam tshuam endocrine.
Puas yog nplaim hluav taws muaj tshuaj lom rau tib neeg?
Nplaim Retardants tau pom tias ua rau muaj kev puas tsuaj rau lub paj hlwb, cuam tshuam cov tshuaj hormones, thiab mob qog noj ntshav. Ib qho kev phom sij loj tshaj plaws ntawm qee cov nplaim hluav taws kub yog tias lawv bioaccumulate hauv tib neeg, ua rau muaj teeb meem kev noj qab haus huv mus sij hawm ntev vim lub cev muaj cov tshuaj lom ntau dua thiab siab dua.
Puas yog brominated nplaim retardants carcinogenic?
Muaj pov thawj ntau ntxiv tias ntau cov tshuaj tua hluav taws tuaj yeem cuam tshuam rau endocrine, tiv thaiv kab mob, kev ua me nyuam, thiab lub paj hlwb. Qee qhov kev tshawb fawb tsiaj tau pom tias raug cov nplaim hluav taws ntev ntev tuaj yeem ua rau mob qog noj ntshav.
Cov nplaim hluav taws kub hnyiab npaum li cas?
Nplaim Retardants tau pom tias ua rau muaj kev puas tsuaj rau lub paj hlwb, cuam tshuam cov tshuaj hormones, thiab mob qog noj ntshav. Ib qho kev phom sij loj tshaj plaws ntawm qee cov nplaim hluav taws yog tias lawv bioaccumulate hauv tib neeg, ua rauCov teeb meem kev noj qab haus huv mus sij hawm ntev vim lub cev muaj cov tshuaj lom neeg ntau dua thiab siab dua.
Pom zoo:
Qhov twg yog qhov txaus ntshai lossis ntshai?
Ntshai yog ib lo lus siv los piav txog tus neeg lossis tej zaum tus tsiaj uas ntshai lossis txhawj xeeb. Piv txwv li: "Hirantha ntshai dhau mus ua dej dawb kayaking hauv Sri Lanka." Scary (scarey) yog ib lo lus siv los piav txog ib yam dab tsi los yog ib tus neeg ua rau ntshai lossis ntshai.
Puas yog brominated hluav taws kub retardants?
Brominated nplaim taws retardants (BFRs) yog cov khoom sib xyaw ntawm txiv neej ua tshuaj uas tau ntxiv rau ntau yam khoom, suav nrog rau kev siv hauv kev lag luam, ua rau lawv tsis tshua muaj nplaim taws. Lawv feem ntau siv hauv cov yas, textiles thiab cov khoom siv hluav taws xob / hluav taws xob.
Thaum twg nyiaj npib txaus ntshai txaus ntshai hauv tebchaws Askiv?
Lub nyiaj npib txaus ntshai tau tshwm sim hauv xyoo 1830, ua rau cov neeg ua haujlwm txawj nyeem ntawv ntau ntxiv thiab ua tau los ntawm kev siv thev naus laus zis hauv kev luam ntawv thiab kev faib tawm. Nws lub hnub tseem ceeb tuaj nyob rau xyoo 1860 thiab 1870, thaum cov phau ntawv no tau sau rau lub teb chaws cov ntawv xov xwm.
Puas muaj dab ib nrab txaus ntshai thiab ntshai?
Tsis muaj kev hloov pauv, tsis muaj kev puas tsuaj, tsis muaj kev cuam tshuam ntawm tib neeg, hauv txhua qib, dhau los ntawm txhua qhov kev paub tsis meej ntawm kev tsim zoo, muaj dab phem ib nrab txaus ntshai thiab ntshai. Scrooge pib rov qab, poob siab.
Puas ntshai tsam txaus ntshai?
Txawm hais tias kev tawm tsam yog ntshai, lawv tsis txaus ntshai. Kev tawm tsam yuav tsis ua rau koj raug mob lub cev, thiab nws tsis zoo li koj yuav tau mus pw hauv tsev kho mob yog tias koj muaj. Koj puas tuaj yeem tuag los ntawm kev tawm tsam?