Which of the following statements regarding shoring and underpinnings is MOST accurate?
A) Shoring refers to permanent supports for a building.
B) Placement of shoring and underpinning involves excavation by hand.
C) Fire departments are typically called to shoring and underpinning work in response to fire started by power tools in closed spaces.
D) Underpinning refers to the placement of temporary support for a foundation.
B
Health Professions
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Water-in-oil emulsion bases are occlusive, meaning the substance:
A) Is applied directly to the eyes. B) Closes or covers a wound, keeping air out. C) Is applied directly to the skin. D) Is not greasy.
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