Ozone is a gas comprised of three oxygen (O3) atoms. It is unstable and reacts easily to other gases. In its natural state, it is a component in several levels of the atmosphere. At high altitudes ...
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Quebec braces for cold snap as Arctic air mass takes holdAfter a stretch of mild winter temperatures, Quebec is set to experience extreme cold in the next three days. "An Arctic air mass with light to moderate winds has moved over Western Quebec today ...
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