Ko PE pombi yakakodzera kushandiswa kwemvura inonwiwa here?

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Polyethylene pombi masisitimu ave achishandiswa nevatengi vedu pakunwa mvura yekunwa kubva pavakaunzwa muma1950s.Indasitiri yepurasitiki yatora mutoro mukuru mukuona kuti zvigadzirwa zvinoshandiswa hazvikanganise kunaka kwemvura.

Huwandu hwebvunzo dzinoitwa pamapombi ePE hunowanzo vhara kuravira, hwema, kutaridzika kwemvura, uye bvunzo dzekukura kwezvisikwa zvemumvura.Urwu ndirwo rwakakura rwebvunzo kupfuura rwuri kushandiswa kune zvechinyakare pombi zvinhu, sesimbi nesimende uye simende zvigadzirwa zvakamisikidzwa, munyika zhinji dzeEurope.Nokudaro kune chivimbo chikuru chokuti PE pombi inogona kushandiswa pamvura inonwiwa pasi pemamiriro akawanda ekushanda.

Pane mimwe misiyano mumitemo yenyika uye nzira dzekuyedza dzinoshandiswa pakati penyika dziri muEurope.Mvumo yekushandiswa kwemvura inonwiwa yapihwa munyika dzese.Mvumo yemitumbi inotevera inozivikanwa mune dzimwe nyika dzeEurope uye dzimwe nguva pasirese:

UK Drinking Water Inspectorate (DWI)

Germany Deutsche Verein des Gas-und Wasserfaches (DVGW)

Netherlands KIWA NV

France CRECEP Center de Recherche, d'Expertise et de

Contrôle des Eaux de Paris

USA National Sanitary Foundation (NSF)

PE100 pombi makomisheni anofanirwa kugadzirwa kuti ashandiswe mukushandisa mvura inonwiwa.Uyezve PE100 pombi inogona kugadzirwa kubva kune yebhuruu kana nhema komboni ine mitsetse yebhuruu inoiratidza seyakakodzera kushandiswa mukushandisa mvura inonwiwa.

Rumwe ruzivo nezve mvumo yekushandisa mvura inonwiwa inogona kuwanikwa kubva kumugadziri wepombi kana zvichidikanwa.

Kuitira kuwiriranisa mirau uye kuve nechokwadi chekuti zvese zvinoshandiswa zvakasangana nemvura yekunwa zvinobatwa nenzira imwechete, EAS European Approval Scheme iri kugadzirwa, zvichibva kuEuropean Commission.

UK

Drinking Water Inspectorate (DWI)

Jerimani

Deutsche Verein des Gas-und Wasserfaches (DVGW)

Netharenzi

KIWA NV

Furanzi

CRECEP Center de Recherche, d'Expertise et de
Contrôle des Eaux de Paris

USA

National Sanitary Foundation (NSF)

Directive 98/83/EC.Izvi zviri kutariswa neboka reEuropean Water Regulators, RG-CPDW - Regulators Boka reZvigadzirwa Zvekuvaka Mukubatana neMvura Inonwa.Izvo zvinotarisirwa kuti EAS itange kushanda muna 2006 mune yakaganhurirwa fomu, asi zvinoita sekunge isingaite kuti igone kuzadzikiswa kusvika zuva rakazotevera apo nzira dzekuyedza dzave panzvimbo yezvinhu zvese.

Mapaipi epurasitiki emvura yekunwa anoedzwa zvakasimba neimwe EU Member State.The raw materials suppliers’ association (Plastiki Europe) yakagara ichikurudzira kushandisa mapurasitiki ezvekudya pakushandisa mvura yekunwa, nekuti mitemo yekubata chikafu ndiyo inonyanya kuomesera kuchengetedza hutano hwevatengi uye kushandisa toxicological ongororo sezvinodiwa mugwara reEuropean Commission's Scientific Committee. yeChikafu (imwe yemakomiti eEU Food Standards Agency).Denmark, semuenzaniso, inoshandisa mutemo wekubata chikafu uye inoshandisa mamwe maitiro ekuchengetedza.Iyo Danish yekunwa mvura mwero ndeimwe yeanonetsa muEurope.


Nguva yekutumira: Jun-03-2019