14 The Air Quality Strategy for England, Scotland, Wales and Northern Ireland (Volume 1) The long term goal of European policy 6, shared by the UK Government and devolved administrations, is ultimately to remove all critical levels and loads exceedences.20.8 The Air Quality Strategy for England, Scotland, Wales and Northern Ireland (Volume 1) in hand with better planning, better management and smarter ways of using our transport network.46.
The definition of luminous is giving off a very bright light or a person or trait considered glowing. An example of luminous is the sun. An example of luminous is the smile of a beautiful girl. luminous. luminous.
Luminous efficacy. Luminous efficacy is a measure of how well a light source produces visible light. It is the ratio of luminous flux to power, measured in lumens per watt in SI. Depending on context, the power can be either the radiant flux of the source's output, or it can be the total power (electric power, chemical energy, or others) consumed by the source.