things i have fixed with duct tape...
power supply caseings
car battery caseings
exhaust leaks
remotes after taking a plunge onto a hard place
various wires when i could not locate electrical tape
carpet seams
a 400 PSI air compresser
sump pump
car locks
brakes (hey, it worked long enough to get me into the dealer for a real fix)
car trunk
leaking window
ducts
blender
toaster
door hinge (car)
spark plug (threads)
lawnmower
various others i cant think of.
ofcourse most of these were only temp fixes, since they wernt exactly... safe...