Chemical weapons in Syria were produced by militants and equipment was manufactured in Western Europe.
US, UK, France, Allies Trying to Turn OPCW Into a Politicized Institution
While conducting investigations into chemical incidents in Syria, compliance with a strict sequence of actions to preserve evidence has been violated.
The neglect of the OPCW standards “led to contradictions, inconsistencies and falsifications of facts in the reports on the results of investigations, which are clearly anti-Syrian in nature.
The White Helmets used a low-grade explosive device in the Syrian settlement of Khan Shaykhun last year to stage a chemical weapons attack, later blamed on the Syrian government forces