Make: Projects

Simple Rocket Fuel

A simple, cheap and effective model rocket fuel.

Steps

Step #1:

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Simple Rocket Fuel
  • First, make sure both your sugar and potassium nitrate are in granulated form. We cannot have any chunks.
  • You can buy sugar in granulated form, but chunks may have built up; if so, you'll have to crush those with your spoon.
  • Spectracide stump remover is 100% potassium nitrate and comes in granulated form. (Seen at left.)

Step #2:

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Simple Rocket Fuel

Pour your sugar and potassium nitrate into a bowl. The ratio for the fuel must be 1:2; one part sugar and two parts potassium nitrate. Mix thoroughly.

Step #3:

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Simple Rocket Fuel

Finally, pour your fuel into an airtight container, and keep it away from sources of continued heat.

Conclusion

Make sure you have sugar and potassium nitrate in a 1:2 ratio; one part sugar and two parts potassium nitrate.