Pipe dope

A specially formulated blend of lubricating grease and fine metallic particles that prevents thread galling (a particular form of metal-to-metal damage) and seals the roots of ...

pipe dope

Oil & gas; Oilfield

A lubricant, anti-gall and sealer applied to the pin threads when making a connection in the pipe.

dope

Automotive; Automobile

Highly combustible alcohol/methanol-based fuel mixture.

dope

Engineering; Electronic engineering

To add impurities to a semiconductor material. Doping allows the manufacture of n-type or p-type semiconductors with varying degrees of conductivity. In general, the greater the ...

cistern

Construction; Architecture; Building/real property; Carpentry; Demolition/excavation

water recipient like a well or a tank

acrylic

Construction; Plumbing

A thermoplastic (heat activated) used on the surfaces of bathtubs and whirlpools. It usually comes in sheets and is backed by fiberglass to form waterproof shower walls.

adaptor

Construction; Plumbing

A fitting that unites different types of pipe together, for example: ABS (Aristocraft bristone styrine) to cast iron pipe.

alkalinity

Construction; Plumbing

The measurement of constituents in a water supply which determine alkaline conditions. The alkalinity of water is a measure of its capacity to neutralize acids, also referred to ...

aerator

Construction; Plumbing

A device screwed into the end of a faucet spout that mixes air into flowing water, and controls flow to reduce splashing. It sometimes contains a baffle to reduce flow to 2.5 gpm.

acidity

Construction; Plumbing

The level of concentration of acid in water. Acid will neutralize an alkali or base. It is usually expressed in terms of its calcium carbonate equivalent .