Which of the following can be used as an exit door?
A. surface sliding, B. double acting, C. operable partition, D. offset pivoted, E. none of the above
Answeronly D. offset pivoted, which is a type of swinging operation. Offset pivoted doors can also be fire-rated. are-review.blogspot.com
Which of the following detector types can detect smoke or a smoldering fire that has not yet burst into flames? A. Ionization B. Rise-of-temperature C. Photoelectric D. Flame detectors
A soil's density can provide an indication of its strength. To increase load-bearing capacity what does soil modification often seek to reduce in soil?
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