Not sure how well the word got out but, there been a powder recall as it can combust etc on it's own. See link below for details.
Reloading Powder Recall: Accurate 2495, 4064, and 4350 « Daily Bulletin
Readers -- if you reload with Accurate-brand 2495, 4064, or 4350 powders, check your containers now! Accurate Powder is recalling certain lots of these powders in both 1-lb and 8-lb containers. This is serious.
bulletin.accurateshooter.com