air pollution Flashcards
is the
contamination ofthe
atmosphere by
harmful substances,
which can arise from
both natural sources
and human
activities.
Airpollution
It refers to any physical,
chemical or biological
change in the air.
Airpollution
Substances not
naturally found in the
air or at greater
concentrations or in
different locations
from usual are
referred to as
_____________.
pollutants
The pollutants that
directly cause air
pollution
primary pollutants
are emitted
from burning
pollutants of coal
and oil.
Sulfur oxides (SOx)
are emitted from high
temperature combustion.
Can be seen as the brown
haze dome above or plume
downwind of cities.
Nitrogen oxides (NOx)
a greenhouse gas emitted
from energy production,
including burning coal, oil,
or natural gas.
Carbon dioxide (CO2 ),
It is a colorless, odorless and non irritating
byproduct of fuels like coal,
wood, or natural gas burning
incompletely.
carbon monoxide
emitted
from agricultural processes.
It is a colorless highly
irritating gas with a sharp
suffocating odor.
Ammonia(NH3)
is quantified by dust
and smoke.
or particulate matter,
is the percentage of suspended
particles that will penetrate the nasal cavity and
have a diameter of 10 micrometers or less.
PM10
_______ can
penetrate the lungs and bronchi.
PM2.5
War munitions, nuclear
explosions, and natural
processes like radon
radioactive decay all
produce ____________
radioactive
pollution.
pollutants formed by
the intermingling and
reaction of primary
pollutants are known as
__________________.
secondarypollutants
formed from NOx and
VOCs. It is a colorless and
highly irritating gas that
forms just above the earth’
s
surface.
Groundlevel ozone (O3