Using the rule-of-thumb method, determine the nozzle reaction from a fog stream handline nozzle flowing 150 gpm

Residential sprinkler system water supply requirements allow a minimum flow of how much water from an individual sprinkler?

A. 14 gpm (53 L/min) B. 18 gpm (68 L/min) C. 22 gpm (83 L/min) D. 26 gpm (98 L/min)

Which of the following structures is responsible for holding the free gingiva in close contact with the tooth?

A) Periodontal ligament fibers B) Circular fibers C) Lamina propria D) Oral epithelium