I have no idea how credible this source/professor/article are, but chemical weapons typically do not use large explosives - as that would destroy most of the compounds they are trying to disperse. Bombs that just go ‘pop’ (usually above the ground, but not always) are the norm.
Dr. Postol has a PHd in Physics from MIT and is a widely recognized weapons technology expert.
Well, the “expert” stating Assad is guilty in this Sarin attack has a B.A. degree in Political Science from Texas Christian University and an M.A. in International Affairs from George Washington University in Washington DC.
Hmm..