The over-use of fly spray in which the human is the one who ends up almost choking to death.
Alicia: Hey Dan, chuck us the Raid, there's an army of ants who've been nomming your rubbish and now they're heading for the bag of groceries.
Dan: *chucks Alicia the fly spray* "okay but take it easy, that stuff's toxic!"
Alicia sprays the ants...
Dan: *choking* Aaaargh! Dont spray it near me, fly spray's people spray! Fly spray's people spray!!! *cough cough*