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Zdravlje i bilje
Zvezdana protiv Batena
3
Jun

Plastika - neizbežna i opasna!

Neke vrste ambalaže u koje je upakovan ogroman broj proizvoda na tržištima širom sveta, sadrže supstance štetne za naše zdravlje. Otkrijte značenje skraćenice na plastičnom pakovanju koje zapravo, ukazuje na stepen toksičnosti.

Ekolozi decenijama upozoravaju na činjenicu da je plastika bukvalno preplavila planetu, te da ne postoji način da se ta materija odstrani iz okruženja. Zbog ekonomske isplativosti, ogroman broj proizvoda na tržištima sveta, u koje spadaju hrana i voda, upakovan je u plastičnu ambalažu čiji sastav može biti veoma opasan po ljudsko zdravlje. Pod uticajem svetlosti i toplote, polimeri iz plastike razgrađuju se ispuštajući štetne materije u namirnice. Naravno nisu opasne sve vrste takve ambalaže, a to se može utvrditi na osnovu oznake ( trougao i skraćenica) koja se nalazi na poleđini i upućuje na hemijski sastav plastike. Proverite koja je plastika bezbedna, a koja štetna!

Potencijalno opasna ambalaža!

PET (PETE) polistilen teraftalat

Neka istraživanja dokazala su da ova plastika oslobađa teški metal antimon i hemijske supstance EPA, koji ometaju delovanje hormona. PET se lako prerađuje, reciklira i uglavnom se koristi za izradu plastičnih flaša, tuba za pastu za zube i plastičnih kesa.

PVC (3V) – polivinilhlorid

Ova plastika ispušta dve otrovne hemikalije, koje ometaju delovanje hormona u ljudskom telu. Uprkos, još uvek se najčešće koristi za izradu boca, uključujući i one za jestivo ulje. PVC se teško reciklira, a od njega se prave i zavese za tuš kabine, plastične kante, kofe, lavori....

PS – polistiren

Jedinjena stiren, koje ispušta ova plastika, prema nekim istraživanjima utiče na pojavu raka i drugih oboljenja. PS se najčšće koristi za izradu kratkih čašica za kafu, tanjira, pribora za jelo, kutija i pakovanje brze hrane.

PC (ili bez oznake)

To je najlošija plastika i ne preporučuje se za pakovanje prehranbenih artikala, jer izlučuje hemikaliju BPA. Nažalost često se koristi u proizvodnji bočica za bebe, a od nje i izrađuju posude za pripremanje hrane, kao i flaše koje koriste sportisti. Osim toga od ove plastike se izrađuju i mobilni telefoni, kompakt diskovi, plastika za elektroniku...

„Dobra” plastika

HDP (HDPE) polietilen visoke gustine

Reč je o plastici koja ne ispušta otrovne hemikalije. Malo je tvrđa i lako se reciklira, a uglavnom se koristi za izradu flašica za jogurt, ambalaže za šampone, deterdženta za sudove i veš...

LDPE – polietilen male gustine

Ova plastika ne ispušta hemikalije u vodu, ali se uprkos tome ne koristi za itradu boca, već se od nje prave kese za namirnice, ambalažu za kečap, senf, majonez, tube za razne kreme...

PP – polipropilen

Obično je bele boje ili je poluprozorna. Ova „dobra” plastika koristi se za izradu boca u  koje se pakuju sirupi, kao i u izradi čašica za jogurt, ambalaže za sir...

Lekovito bilje

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Ima 2 komentara
qiongtrwn
September 24, 2012 - 18:24
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qiongtrwn
September 24, 2012 - 16:16
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