Use in Industry
In industry, a rotary valve (which can also be called airlock) is often used to enter or extract material from two chambers with different pressure level.
As part of the material exchange process, the valve is often used as a measuring or metering device.
Read more about this topic: Rotary Valve
Famous quotes containing the word industry:
“He had much industry at setting out,
Much boisterous courage, before loneliness
Had driven him crazed;
For meditations upon unknown thought
Make human intercourse grow less and less....”
—William Butler Yeats (1865–1939)