Interiors, vinyl seat covers and interior trim in automobiles use phthalates because of their ability to withstand high temperatures and their effectiveness in making these products more resistant to degradation. PVC coatings and components in cars help prevent corrosion from water and weather elements. Flexible vinyl is also used in cars and trucks to make them lighter and more fuel efficient.

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More than 800,000 Americans rely on jobs in the chemistry industry—earning 47 percent more than the average manufacturing wage.