What Causes Valve Stem Seizure or Thread Damage Makes the Valve

question 9

Multiple Choice

What causes valve stem seizure or thread damage makes the valve difficult to open and close?

• A) Excessive force when opening or closing a valve
• B) Throttling a valve that is not designed for throttling
• C) Failure to clean and lubricate valve stems
• D) Improper closing of a valve on a high-pressure line

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Definitions:

Income Statement

A financial report that shows a company's revenues, expenses, and profit over a specific period of time.

Expense

Costs incurred by a business in the process of earning revenue, often categorized into operating and non-operating expenses.

Statement of Cash Flows

A financial statement that shows how changes in balance sheet accounts and income affect cash and cash equivalents, breaking the analysis down to operating, investing, and financing activities.