What core principle did Maxim's firearm silencer utilize to reduce the report of a shot?

Answer

Managing the rapid expansion of high-pressure gas exiting the barrel

The core principle involved utilizing internal chambers or baffles to contain the gas pulse, allowing it to cool and expand gradually before atmospheric release.

What core principle did Maxim's firearm silencer utilize to reduce the report of a shot?
inventionCarEngineertransportsilencer