One. But it'll take 3 episodes, and Krillin dies.
Reptile disfunction
pi
None. They aren't about to change a bulb when flipping a switch has worked for 15 years.
None, they prefer the dark.
Because there is no oxygen and they'd die from UV radiation, you idiot.
Burgertory
1.. 2.. 3.. BOOM
You can only fit 3 fingers in a can of Copenhagen.
Just one... But it takes 4 episodes and Krillin dies...
20 Episodes and Krillin dies.