4 ms·Argon is a largely non-reactive noble gas. What toxins?by tatersolid 2y agoArgon is a largely non-reactive noble gas. What toxins?njarboe 2y agoAnd Argon makes up a little less than 1% of the air you breathe.pfdietz 2y agoLow-e coatings are metals (silver, tin, zinc), I believe. But not very much, and not very toxic.