Yes powdered aluminum is used in solid propellant rockets it is finely divided & thoroughly mixed with a solid oxidizer & the two components are ignited if the mixture is wrong you get a fizzle .
6 posted on 09/21/2011 10:29:58 PM PDT by Nebr FAL owner
(.308 reach out & thump someone .50 cal.Browning Machine gun reach out & crush someone)