What Should You Do to Verify Valve Position

question 18

Multiple Choice

What should you do to verify valve position?

• A) Make sure there are no leaks
• B) Examine the valve for excessive wear
• C) Check that the correct type valve is used in the correct way
• D) Make sure the valve stems are properly lubricated

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Definitions:

Geometry

The branch of mathematics concerned with the properties and relations of points, lines, surfaces, and solids.

Ammonia Molecule

A compound consisting of one nitrogen atom and three hydrogen atoms (NH3), often used in cleaning products and as a fertilizer.

Trigonal Pyramidal

A molecular geometry where a central atom is surrounded by three atoms placed at the corners of a pyramid, with a vertex missing.

Central Atom

In a molecular structure, the atom that is bonded to several other atoms.