Polystyrene vs. Polypropylene

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" POLYSTYRENE VS POLYPROPYLENE
Introduction
The public sees plastic as a major contributor to the solid waste problem. Two-thirds believe that the environmental risks of using plastics outweigh benefits; recycling programs are favored in these cases. Four-fifths believe recycling can reduce the amount of solid waste. Rowatt reports that in fact each person discards about 3.6 pounds of material per day, with 80 percent going to landfills, 10 percent recycled, and 10 percent incinerated. Packaging materials make up around 30 percent of the waste and plastic packaging makes up about 13 percent of the packaging. Therefore the waste contains approximately 3.9 wt percent plastic packaging; "plastics make up 7 percent of waste by weight and 18 percent by volume." The real concern is whether.."

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