Yeah, pretty hard to find these days ... unless you're in your bath robe sitting in front of your computer!
http://www.amazon.com/s/ref=nb_sb_noss?url=search-alias%3Daps&field-keywords=%22pressure+cooker%22&rh=i%3Aaps%2Ck%3A%22pressure+cooker%22Showing 1 - 16 of 3,050 Results ... Order in the next 2 hours and get it by Thursday, Apr 18.
Of course, a careful bomb-maker would be well advised to stick with brick-and-mortar, or even better, garage sales.
just a test, to see if you guys are alert....yes, ok, but who cooks with a pressure cooker....better yet, who cooks?
A pressure device, would have to certified, and the details should be stamped on the cooker....