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