Lol. True. I bet they even checked to make sure the heating element in an e-cig wouldn't cause an explosion as well.

The picture of this masked villain and the description of his accomplice pretty clearly peg it as The Monarch and Gary.

The thing about Brock smoking an e-cig? That's not a sign of the times. Doc and Jackson are pretty science savvy, and are recognising that with current technology, smoking a cigarette in space would cause an explosion. Ya know? Pressurized oxygen rich environment?