What the best valve to used to control the flow of a toxic gas?

The best valve to control the flow of a toxic gas is typically a globe valve, as it provides precise flow regulation and can handle high-pressure applications. Additionally, a metal-seated ball valve may be used for its tight sealing capabilities and durability. It's essential to ensure that the valve material is compatible with the specific toxic gas to prevent leaks and ensure safety. Moreover, incorporating automated actuators can enhance control and minimize operator exposure to the hazardous material.