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saadaj saadaj
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Posts: 535
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6 years ago
Under the Toxic Substances Control Act, the EPA keeps track of:
 a. more than 100,000 registered chemicals b. more than 1 million registered chemicals c. more than 83,000 registered chemicals
  d. 6 major polluting chemicals
  e. the 3 most toxic chemicals known to man
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kadoddkadodd
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Posts: 433
Rep: 2 0
6 years ago
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saadaj Author
wrote...

6 years ago
I appreciate what you did here, answered it right Smiling Face with Open Mouth
wrote...

Yesterday
Brilliant
wrote...

2 hours ago
Just got PERFECT on my quiz
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