tag:blogger.com,1999:blog-14401732.post2048450793583696028..comments2023-09-19T20:30:11.553-07:00Comments on Penny Plain, Twopence Coloured: From Professor Will...Trishymousehttp://www.blogger.com/profile/10448388630980259659noreply@blogger.comBlogger1125tag:blogger.com,1999:blog-14401732.post-70017834541185976822007-03-22T12:42:00.000-07:002007-03-22T12:42:00.000-07:00Flash powder or cotton is safest stored moist. Kee...Flash powder or cotton is safest stored moist. Keep it in a jar in the refrigerator so it doesn't get moldy. Only dry enough for each performance.<BR/><BR/>If you are making your own igniter, many airplane glow plugs will work well on 1.5 volts or 3 volts. They will last much longer at those 1 or 2 battery voltages than they will at 9 or 12 volts.Anonymousnoreply@blogger.com