what is nitre? why it is used in fire works?
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- Potassium nitrate is the most important part of gunpowder.
- This is what propels the firework into the sky.
- A fuse is used to light the gunpowder, which ignites to send the firework skyward.
- Once the firework is in the air, more gunpowder inside it causes it to explode with a BANG!
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potassium nitrate is a common oxidizer, used in propellents (gunpowder) and low temperature stars and commets. the reason is that it is oxidizer in black powder, which is used in almost all fireworks
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