... and as I've mentioned before somewhere, we had a bank of 500 uF 500V in series / parallel; a couple of occasions when one let go, causing a chain reaction involving another score or so, that was
(a) fun - to a 20 y-o jtnotyetrev
(b) noisy
(c) expensive
and gave the cleaners lots of overtime picking bits of silvered wax paper out of all sorts of interesting crannies.
Interesting smell, too.