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HOTmike HOTmike
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6 years ago
Alarm-sounding devices that trigger when smoke particles either scatter or obscure light are called:

a.   single-station smoke detectors.

b.   ionization smoke detectors.

c.   photoelectric smoke detectors.

d.   smoke dampers.
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Hospitality Facilities Management and Design

Hospitality Facilities Management and Design


Edition: 4th
Authors:
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EleglinEleglin
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6 years ago
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