Our activities were more about intended discharge, to illuminate photographic chemical reactions and record the event.
LOL! Mine however were not, and it didn't take but one or two instances of blowing a cap to correct what I was doing wrong.
When an old capacitor blows out in an amplifier, it's quite a mess to clean up. You learn to short the coil to the chassis and discharge the cap before reaching in and ............... BANG! happens.