zeta

引用:

原帖由 cccarlos 於 9-3-2008 21:53 發表
i thought smoke grenades are forbiddened in hk?

PFI smoke grenade, strictly saying, don't produce any smoke
But instead, it burst many powder into the air with the aid of compressed gas.

zeta

引用:

原帖由 cccarlos 於 10-3-2008 18:01 發表
sounds irritating

And expensive