(1) The charring or singeing of a surface from contact with hot gunpowder particles.
(2) A small sidewall rupture, or pinhole, in a paper or plastic shotshell body that is caused by hot powder gases burning completely through the body wall [9].
1
(1) The charring or singeing of a surface from contact with hot gunpowder particles.
(2) A small sidewall rupture, or pinhole, in a paper or plastic shotshell body that is caused by hot powder gases burning completely through the body wall [9].
1