Wasp spray for self-defence. [More]
And not to be outdone, we have oven cleaner!
My philosophy is somewhat different.
Yeah, I know, but what if I’m in a “gun-free zone”?
If it’s not a place crawling with security that wouldn’t let spray in anyway, why would I be?
[Via Michael G]
Answer a threat of lethal force with lethal force.
In today’s environment, that probably means a firearm.
Another example where FAFO applies.