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5 votes
Need help real quick thanks

Need help real quick thanks-example-1
User Hubschr
by
8.0k points

2 Answers

3 votes
I think that is the amount of it removed. 
User Nicky McCurdy
by
7.9k points
2 votes
that would be the % of pollutants removed, so the 2nd answer
User Geekzeus
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7.4k points