Learn Glossary solvent processing aid

Tetrachloroethylene

Level 5High concernIn Winter's Dictionary

Tetrachloroethylene is a solvent processing aid — Dry-cleaning solvent used in food packaging

Also: Perchlorethylene, Perc

What it does

Dry-cleaning solvent used in food packaging

Where you'll see it

food packaging materials

What the research says

Causes cancer in laboratory animals; contaminated drinking water implicated in leukemia clusters

Regulatory status

  • Notes: FDA limits 0.3 percent in finished foamed polyethylene

Sources

  • A Consumer's Dictionary of Food Additives (Winter): causes cancer in laboratory animals at exposure levels close to the level allowed in the workplace