I don't know about you but if someone just jumps up and sprays you with some unknown liquid, I would think there would be some kind of a reaction like wiping it off of your face for example. Also, She's not exactly Stevan Segal in that video. She didn't jump on that guy and start wailing on him and he certainly didn't get more than a bruise from getting tackled by her security guards.
Agreed. Like when someone receives a "mysterious, white, powdery substance", and they break out the HazMat suits. It could just be cream of tartar, but you can never be sure.