This warning has come from an officer working at the airport.
If you happen to buy a water bottle at the airport, please check the bottle.
BEWARE of fake water bottles.
Be careful !!!! At the airport or close to any customs service, never accept or help somebody to hold his/her bottle of wate...r or other objects , even for an elderly person or a pregnant woman, You could be arrested for cocaine or illegal drugs possession. In Singapore/Dubai, that means the Death Penalty !! Tell them to put the item on the floor or at any other place...
Watch this attached video/clipping by the US Customs, to understand. (Cocaine dealers are very smart )