Which of the Following Is True of a Flashback

question 47

Multiple Choice

Which of the following is true of a flashback?

• A) It produces a low whistle.
• B) When it occurs, the fuel valve should be closed first, followed by the oxygen valve.
• C) A flame is burning back inside the tip, torch, hose, or regulator.
• D) The valves should be closed slowly.

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Definitions:

Conditions Precedent

Specific conditions outlined in a contract that must be met before certain contractual obligations become enforceable.

Gas Fireplace

A heating appliance that uses natural gas or propane as fuel to produce heat, often designed to mimic a traditional wood-burning fireplace with less maintenance.

Substantial

of considerable importance, size, or worth; significant.

Refurbish

The process of cleaning, renovating, or updating an item, particularly to restore it to a good condition or improve its functionality.