Federal tests of imported aerosol cosmetics have found 43 percent of them to contain chlorofluorocarbons, in violation of United States law, the Customs Service said today.

Foams contain chlorofluorocarbons, a family of chemicals that have been linked to damage to the earth's protective ozone layer.

Traditionally, many inhalers have contained chlorofluorocarbons (CFC's), a propellant that damages the protective ozone layer.

Plastic foam has been restricted in Berkeley, Calif., which has banned the use of polystyrenes that contain chlorofluorocarbons, agents that are believe to deplete ozone.

Councilwoman Nancy Skinner said the unanimous vote prohibited the purchase of plastic foam products containing chlorofluorocarbons as of Jan. 31.

The problem with Primatene is that it contains chlorofluorocarbons or CFCs, which deplete the Earth's ozone layer.

The gas in shaving cream canisters originally contained chlorofluorocarbons (CFCs), but this substance was increasingly believed to be detrimental to the Earth's ozone layer.

Some metered dose inhalers containing chlorofluorocarbons (CFCs) can also be exported.

Traditionally, inhalers have contained chlorofluorocarbons (CFCs), a type of propellant that helps the albuterol reach the lungs.

Most aerosol foam sealant contains chlorofluorocarbons that scientists say break down the atmosphere's ozone layer.