of explosive or incendiary charge would be subject to the National Firearms Act as “missiles,” 26 U.S.C. 5845(f)(1)(D). There is something on the market known at the “R.I.P.” round ...

Each compartment has its own bursting charge, which ignites and throws out ... a different kind of explosive than black powder. As the firework ascends through the air, the time-delay fuse ...