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Polystyrene

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PRESENTATION OUTLINE

POLYSTYRENE

BY ANNA D.

WHAT IS POLYSTYRENE?

MOST WIDEST USED PLASTIC

POLYSTYRENE IS A FLEXIBLE PLASTIC

DIFFERENT FORMS- EG. FOAM, USED NORMALLY AS PACKING MEDIUM

BEANBAGS ARE STUFFED WITH POLYSTYRENE BEADS

STYROFOAM IS A FORM OF POLYSTYRENE
Photo by Kitty Mao

SHEETED POLYSTYRENE IS USED FOR CUTLERY

IT IS ONE-USE AND DISPOSABLE WHICH MAKES IT WASTEFUL

CHEAP,HARD, BRITTLE

SEVERAL BILLION KG/YEAR

POLYSTYRENE IS NATURALLY TRANSPARENT

CAN BE COLOURED USING COLOURANTS
Photo by romana klee

POLYSTYRENE IS A THERMOPLASTIC

TOXIC SUBSTANCES

STYRENE AND BENZENE

SUSPECED CARCINOGENS AND NEUROTOXINS

ABSORBED THROUGH BLOODSTREAM

FOAM FLOATING AROUND=LETHAL INGESTION

ANIMALS MISTAKE STYROFOAM FOR FOOD

POLYSTYRENE BEADS DESTRUCTIVE OF WILDLIFE

95% AIR, SO VERY MOBILE.

1998 NEW YORK BAN,1999 CHINA BAN

2007 INDIA AND TAIWAN BAN

DERIVED FROM NON-RENEWABLE FOSSIL FUEL

REFUSE, REDUCE,REUSE,RECYCLE

POLYETHYLENE TEREPTHALATE

RECYCLABLE- A-OK

HIGH DENSITY POLYTHYLENE

PVC

RECYCLABLE. REMEMBER TO,THOUGH.