General

blow-up

Localized buckling or shattering of rigid pavement caused by excessive longitudinal pressure.

General

blowtorch

Brit. blowlamp A small torch which generates a high-intensity flame; used for heating soldering irons, burning off paint, etc.

General

blown oil

A fatty oil that has been oxidized by blowing air through it while it is hot; sometimes mixed with mineral

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blown asphalt

Asphalt that is treated by blowing air through it at elevated temperature to give it characteristics desired for certain special

General

blowing

1. See popping. 2. The upward movement of soil material at the base of an excavation or cofferdam as a

General

blower-coil unit

In an HVAC system, a blower that moves an airstream across cooling coils, heating coils, and through an air filter.

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