Ian Straus

Lead shrinks as it cools. If the sprue is not completely filled with enough molten lead to flow back into the mold, then a void is...

Thanks for the response, Rudyard. The chaos of battle probably is the big factor. Having every movement memorized to the minor detail...

With only the greatest respect for Michael Trőmner (Matchlock}, I must take issue from a chemistry standpoint with one quote. "Slow...