Bisphenol A: iri kuvanda kupi?
Mabhodhoro epurasitiki, marisiti, magaba ezvekudya, magaba, matoyi… Bisphenol A iri kwese kwakatitenderedza. IEuropean Food Safety Authority inotarisira kudzidza huturu hweiyi kemikari musanganiswa, iyo isingambomira kutaurwa nezvayo ...
Bisphenol A imorekuru rinoshandiswa mukugadzira akati wandei epurasitiki resin. Inonyanya kuwanikwa mukati memamwe magaba, midziyo yezvokudya, uye pamarisiti. Muna 2008, yakarambidzwa kugadzirwa kwemabhodhoro emwana muCanada, zvino muFrance makore maviri gare gare. Inobva yafungidzirwa kuva nemigumisiro inokuvadza pahutano, kunyange nemishonga yakaderera zvikuru.
Kukanganisa kwe endocrine
Mamwe mabasa emuviri, akadai sekukura kana kukura, anodzorwa nemakemikari nhume anonzi "hormone". Vanovanzwa maererano nezvinodiwa nemuviri, kugadzirisa maitiro enhengo. Hormone yega yega inosunga kune chaiyo receptor, senge kiyi imwe neimwe inoenderana nekiyi. Nekudaro, iwo mamorekuru eBisphenol A anoteedzera mahormone echisikigo, uye anobudirira kuzvibatanidza kune yavo cellular receptor. Chiito chayo chakaderera kune chaiwo mahomoni, asi sezvo chiripo zvakanyanya munharaunda yedu (inenge 3 miriyoni matani anogadzirwa gore rega rega munyika), mhedzisiro pane zvipenyu ndeyechokwadi.
Bisphenol A inofungidzirwa kuti ine chekuita negomarara rakawanda, kusabereka zvakanaka, chirwere cheshuga uye kufutisa. Zvakanyanya kukosha, zvingave zvakakonzera kukanganisa kwakanyanya kweiyo endocrine system muvacheche, zvichikonzera kuyaruka kusati kwasvika muvasikana uye kudzikira kwekubereka kwevakomana.
Mazano anoshanda
Bisphenol A ine hunyanzvi hwekukwanisa kuzvibvisa kubva mumapurasitiki zvega kuti inosangana nechikafu. Iyi pfuma inowanzwa pakupisa kukuru. Mabhodhoro emvura anovhenekerwa nechiedza chezuva chakananga, magaba asingadzivirirwe mhepo anodziiswa mumicrowave kana magaba mubain-marie: ese anoburitsa tudikidiki tunotorwa nezvisikwa.
Kuti udzivise izvi, ingotarisa midziyo yako yepurasitiki. Chiratidzo che "recycling" chinogara chichiperekedzwa nenhamba. Nhamba 1 (ine phthalates), 3 ne6 (iyo inogona kusunungura styrene nevinyl chloride) uye 7 (polycarbonate) inofanira kudzivirirwa. Chengetedza midziyo chete ine macode anotevera: 2 kana HDPE, 4 kana LDPE, uye 5 kana PP (polypropylene). Muzviitiko zvese, iwe unofanirwa kurega kupisa chikafu mumidziyo yepurasitiki: chenjerera mapoto madiki mubhaini-marie kana mu microwave!
Marisiti ishoma uye ishoma kugadzirwa nechikamu ichi. Kuti uve nechokwadi, tarisa kuti ine mazwi ekuti "guaranteed bisphenol A yemahara" kumashure.