> Can you eat it, can you drink it, can you breath it?
Yes.
> Does it actively destroy/damage other living things that come with in proximity of it knowingly or not?
No.
> Does it pollute when used? Now we can have a similar debate on the word pollute.
No.
> Does it make the air/ground/water toxic from the use of it?
No.
> Can it be freely released without harmful side effects without being securely contained.
Yes.