Emissions - Definition and Overview
The word
emission
generally means sending something out. It can be used in the following contexts:
In
chemistry
emissions are the products of a
reaction
, either
chemical
or
nuclear
.
In
physics
and
physical chemistry
emissions are outputs of
electromagnetic radiation
or
particles
.
In common usage,
emission
is often the giving off of
gases
from
industrial processes
of
factories
and
transportation
. As they occur on an industrial scale, even relatively harmless gases can have an undesired effect (such as
carbon dioxide
contributing to the
greenhouse effect
). See also
Emission trading
,
automobile emissions control
,
greenhouse gas
and
pollution
.
This is a
disambiguation
page — a navigational aid which lists other pages that might otherwise share the same title. If an article link referred you here, you might want to go back and fix it to point directly to the intended page.
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