(Print) Use this randomly generated list as your call list when playing the game. There is no need to say the BINGO column name. Place some kind of mark (like an X, a checkmark, a dot, tally mark, etc) on each cell as you announce it, to keep track. You can also cut out each item, place them in a bag and pull words from the bag.
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Secondary Pollutant
CO2
O3
lightning, forest fires, plants
Smog
Ways to reduce emissions
Colorless, reactive gas that is helpful in the stratosphere but harmful in the troposphere
PM (Particulate matter)
Clean Air Act Amendment of 1990
Prevents blood from supplying oxygen to body, causing headaches, heart damage and death
