Which Sprinkler Release Mechanism Has a Valve Cap Held in Place

question 35

Multiple Choice

Which sprinkler release mechanism has a valve cap held in place by a small piece of solder that melts to release pressure and open the valve?

• A) Fusible link
• B) Frangible bulb
• C) Bimetallic strip
• D) Chemical pellet

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Definitions:

Thyroid Gland

An endocrine gland in the neck that produces hormones regulating metabolism, energy generation, and growth.

Catecholamines

Hormones made by the adrenal glands, such as adrenaline and noradrenaline, which are involved in the body's stress response.

Norepinephrine

A hormone and neurotransmitter involved in the body's fight or flight response, regulating heart rate and blood pressure among other functions.

Epinephrine

A hormone and neurotransmitter also known as adrenaline that increases heart rate, muscle strength, blood pressure, and sugar metabolism.