(now you know why my pyro devices smell funny! But please
don't tell my friends!!!)
Take a paper towel roll and cut it in half.
Take BOTH of the halfs and cut them long ways as shown:
Re-roll one of the halfs on a ¾ inch dowel rod. Glue and
tape in place. Remove the dowel rod.
Then roll the other half over the first one. Glue and
tape in place.
Ram a ¾ inch clay plug( for all of you people that don't know squat about pyro that means, pour the clay into the tube, and hit it real hard:-). Here is my favoite source of
Ram it into place as shown:
Use a drill or a nail( as I did) and make an 1/8 inch
Insert fuse or ematch.
Pour in ten grams of Bp. Next fill the rest of the tube
with the Cremora.
Light fuse and get away!