[coloradan]

That amounts to zero evidence of purity, and lacks germane response to my other points.

[Southack]

"That amounts to zero evidence of purity, and lacks germane response to my other points."

Purity doesn't matter.

A substance emits a smell that is detectable if it decays, deteriorates, or evaporates...pure or not.

Post #53 thoroughly debunked the notion of TATP having no smell. Your machinations after that post have left me thinking that you still don't get it.