Fluorinated gases pharmaceutical industries, as well as in refrigeration when combined with other gases. PFCs were commonly used as fire extinguishants in the past and are still found in older fire protection systems. They are also a by-product of the aluminium smelting process. Sulphur hexafluoride (SF) is used primarily as an insulation gas. It can be found in high-voltage switchgear and is used in the production of magnesium. HFCs were developed in the 1990s to substitute substances such as chlorofluorocarbons (CFCs) and hydrochlorofluorocarbons (HCFCs). As these substances were found to deplete the ozone layer, the Montreal Protocol lays down provisions for them
Montreal Economic Institute Montreal Economic Institute The Montreal Economic Institute (MEI) is a non-profit research organization (or think tank) based in Montreal, Quebec, Canada. It aims at promoting economic liberalism through economic education of the general public and what it regards as efficient public policies in Quebec and Canada through studies and conferences. Its research areas include different topics such as health care, education, taxation, labour, agriculture and the environment. Its studies are often mentioned in the media. The MEI was incorporated in July 1987, after being created by a group of Québec intellectuals and businessmen as the continuation of the Institut économique