| Rockets - They are one of the most enjoyable | | | | use a 'ram through funnel’, |
| pyrotechnic devices. Small lightweight rockets can be | | | | which will make our task easy, the rammed materials |
| made using Black powder, which is used popularly as | | | | inside the body of the rocket should be hard. |
| rocket propellant and is easy to mix. We have | | | | Now fill in clay after making it a little moist and fill it in |
| explained the basic steps that can follow to make a | | | | the space where the room for air has been left. Now |
| simple rocket. | | | | punch a thin hole in the clay using a thin object, say |
| First make the black powder mix. Use Potassium | | | | needle. This is for the fuse. A ready made fuse can |
| Nitrate, Air Float Charcoal,80 Mesh Charcoal, Sulfur in | | | | be obtained from a firecracker or by coating a cotton |
| the ratio of 16:6:3:4. This is a optimum mix ratio, grind all | | | | string with the same black powder material. |
| the mix into a container and make a fine free flowing | | | | Attach the fuse to the under part of the rocket body |
| powder. Pass it though a mesh preferably 20 Mesh | | | | through the clay, also make a conical head of paper |
| steel mesh. | | | | materials. |
| Take a 4 Oz Engine tube for making the Body of the | | | | Now tape a long stick to the rocket for stability. The |
| rocket. Now ram the fine grained black powder mix | | | | rocket is ready now, bury the stick in the sand upright |
| into the tube up to 80% and a little air room. You can | | | | and light the fuse, watch it skyrocket upwards. |