I think a liquid ban is a very good thing, It's so easy to bring an accelerant on board , this is the only thing about security I agree with as sensible , so of course it will re revoked.
Absolute rubbish.
Anyone who has access to an undergraduate Chemistry Lab will have access to plenty of solid oxidising agents, explosives and all manner of nasties (Anyone for Gallium aboard an aircraft
)
The only way to stop terrorism on board aircraft is intelligence led, "window dressed" security presided over by failed traffic wardens isn't.