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Chapter 360 : make gun cotton
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Chapter 362 : shooting experiment
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... he mixed acid.
Fixed bullets have a great demand for smokeless gunpowder, and the kind of ignition cotton produced before can't meet Simon's experimental needs at all.
The gun cotton has been manufactured, and the next step is to increase the stability of the gun cotton.
The current kind of gun cotton will spontaneously ignite when it exceeds 40 degrees. Simon dare not use this dangerous product as a propellant for custom-made bullets.
"Ethanol, ether," Simon thought ...
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