ocr: Functions ord Index Maps Date Mark September 18, 1987 Copyright 1987 Facts On File Inc; See Also Facts On File World News Digest environment Main Menu nternational Uzone Pact Signed. Representatives of 24 countries Sept. 16 signed Print Article I treaty designed to preserve the protective ozone layer in the Earth's atmosphere by reducing the production of ozone-destroging chemicals. The chemicals, called chlororluorocarbons (CFCS), had a variety of industrial uses as retrigerants, aerosol propellants and solvents. ISee D 45931 The agreement emerged from a 40-nation meeting int Montreal sponsor ...
