That stuff might still be ok.
So far, all the rounds that wound up in the washing machine have worked for me.
Thirty minutes of strong agitation, under a couple of feet of hot water should be a good test.
And these have been all reloads, too.
Probably not as well sealed as factory rounds.
Walt Kelly, alias Pogo, sez:
“Don't take life so serious, son, it ain't nohow permanent.”