A small, square board with a handle underneath, which is used to hold mortar or plaster.
Hazard
Condition that affects the probability of losses or perils occurring, such as flood damage to a house.
Hazard insurance
Homeowner's insurance or fire insurance, hazard insurance covers physical risks such as those from fire or wind. Usually required by lenders for the full replacement value.
Hazardous electrical location classifications
Hazard classifications as established by the National Electrical Code:
Hazing
Paint defect, which makes the finish surface cloudy.
Head
A unit of pressure for a fluid, commonly used in water pumping and hydro power to express height a pump must lift water, or the distance water falls. Total head accounts for friction head losses, etc.
Head casing
Framework at the top of a window.
Head jamb
Also called a yoke, it's the upper horizontal finish member in a window frame.
Head joint
Joint between the ends of two masonry units.
Head lock screw
The head lock screw is a safety feature that locks a drill press head to the drill press column. Always lock the head when the drill is in use.
