Ancient Chinese BOMBS
Why was it invented?
When was it invented ?
Who invented it? Who used it?
Chunks of green bamboo, which someone may have thrown onto a fire when dry fuel ran short. The rods sizzled and blackened, and after a while, unexpectedly exploded Bamboo grows so fast so fast that pocket of air inside of the hollow reeds expands, and eventually bursts through the side with a long bam!
1221 BC, Jin Dynasty army.
All the questions will be revealed
* When was it invented?
* Who invented it? Who used it?
* Why was it invented?
* How does it work