Dry ravine, found in arid areas, and formed by water runoff. Not suitable for building as they are prone to flooding with significant rainfall.
Arsenic
A natural element of the earth's crust, which enters water supplies either through natural deposition or agricultural and industrial pollution. It is said to be carcinogenic and to be harmful to the skin. and circulatory system.
Arson fire
A fire willfully ignited by anyone to burn, or spread to, vegetation or property without consent of the owner or his/her agent.
Art deco
A popular design style of the 1920s and '30s characterized by bold outlines, geometric and zigzag forms.
Art nouveau
A style of architecture and interior decor dating from the late 1800s marked by the overly ornate use of undulation, such as waves, flames, flower stalks and flowing hair.
Artesian well
Drilled well with water rising through the opening due to naturally occurring water pressure and not using the pipe usually inserted into the outlet to control the water flow.
As-brazed
Joint with only brazing performed on it.
As-built drawings
Drawing made to show the actual dimensions and locations of installations.
As-is condition
Transfer of title to a property in an existing condition with no warranties or representations.
