A substance diffused or suspended in the air, especially one normally liquid or solid
bluish vapor rose from the basement window
An interruption in the flow of a liquid through a fuel line or other pipe as a result of vaporization of the liquid
Another term for contrail.
A thin layer of impermeable material, typically polyethylene sheeting, included in building construction to prevent moisture from damaging the fabric of the building
The density of a particular gas or vapor relative to that of hydrogen at the same pressure and temperature
The pressure of a vapor in contact with its liquid or solid form
A lamp in which light is produced by an electrical discharge through mercury vapor
A lamp in which an electrical discharge in sodium vapor gives a yellow light, typically used in street lighting
A trail of condensed water from an aircraft or rocket at high altitude, seen as a white streak against the sky
= mercury vapour lamp.
A pump which produces a high vacuum by entraining molecules of the gas to be evacuated in a jet of mercury vapour.
A discharge tube containing mercury vapour.
A process used to produce high-purity solid materials, especially for the electronics industry, in which, typically, a layer of the desired substance is deposited on a solid substrate by exposing the latter to volatile chemical compounds that decompose on or react with it; abbreviated CVD.
= mercury arc rectifier.