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what kind of a pump is used in creating vacuum in vacuum flasks or thermose. Diffusion pump, Roots Blower, Rotary vane pump
A pump is used in creating a vacuum to remove gas molecules from a sealed chamber, creating a low pressure environment.
The two most common types of pumps used in creating a vacuum are mechanical pumps, such as rotary vane pumps or roots pumps, and diffusion pumps.
A mechanical pump works by using rotating blades to compress gas molecules and force them out of the chamber, creating a lower pressure environment inside.
Diffusion pumps can achieve a lower pressure than mechanical pumps, making them ideal for creating high vacuums. They also do not have any moving parts, making them more reliable and requiring less maintenance.
Yes, it is important to follow proper safety procedures when using pumps to create a vacuum. This may include wearing protective gear, properly venting gas and fumes, and following manufacturer instructions for safe operation.