How do gas furnaces ensure the production of a blue flame?
A) the use of gas spuds only B) the use of gas spuds and a manifold
C) the use of a manifold only D) the use of atmospheric combustion
B
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When flammable or combustible liquids in storage exceed five gallons (19 liters), the maximum travel distance to a Class B fire extinguisher shall not exceed _____.
a. 25 feet (8 meters) b. 50 feet (15 meters) c. 75 feet (23 meters) d. 100 feet (30 meters)
An arc flash can produce _____.
a. stray voltage b. carbon monoxide c. intense heat d. quantum energy
Drawing fees are generally charged per hour, price per square foot construction, a percentage of construction cost, or a combination of these methods.
Answer the following statement true (T) or false (F)
How are solid-state devices used to sense air flow?
What will be an ideal response?