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Science Chemical Change M1 S2 L5
Alberta LTB Module Booklet Vocabulary Module 1 Section 2 Lesson 5
4
Chemistry
10th Grade
02/06/2020
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Term

OUR CHEMICAL SOCIETY

 

CHLOROFLUOROCARBONS (CFC'S)

 Definition

* Were first used in cooling systems because they are non-toxic and non-flammable

* Contain chlorine, which acts as a catalyst in the upper atmosphere and causes the destruction of the Earth's ozone layer

*CFC's have been replaced and are no longer manufactured in Canada or used in cooling systems
Term

OUR CHEMICAL SOCIETY

 

ADDICTION

 Definition

 

 

* A physical dependence on a substance
Term

OUR CHEMICAL SOCIETY

 

NICOTINE

 Definition

 

 

* A highly addictive substance present in tobacco
Term

OUR CHEMICAL SOCIETY

 

 

REGULATED SUBSTANCE

 Definition

 

 

* A substance that must be transported and used according to strict guidelines
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