Paste to singlemission folder
http://www.gamefront.com/files/20123307/SM20.7z
I was looking for weak spots in ships, so I put one torp
directly under the funnel in each ship (torp depth 1.3m).
While watching for fire damage etc, 2nd explosions would cause damage.
This happened also when sinking, if there were more explosions.
Range is 1.5 to 1.5km