Give the smelly object some time to become really aromatic and then make a point of calling the victim of the prank or having someone else call them and watch them squirm while they try to locate the source of the odor.
If you're painting a wall, open any windows in the room, leave the door open, and turn on a fan or two to help draw fresh air into the room and smelly air out.
Carrying your trash this way means you don't have to ride with a smelly garbage sack, but it does also make your bag vulnerable to the local wildlife.
Wool becomes heavy when wet, and also can be a bit smelly, so if you live in a rainy climate, keep this in mind when shopping for a boys toggle coat.
If you're tired of dealing with clumping litter, dumping bags full of waste or dealing with smelly litter boxes, this might be the perfect solution.