Atmosphere: Products of Combustion

Question 1

Carbon Dioxide

Answer 1

Formed by:
* Complete combustion

Causes:
* Climate change

What can we do:
* Find Alternative fuels and energy sources
* Reduce electricity use
* Reduce car journeys

Question 2

Carbon Monoxide

Answer 2

Formed by:
* Incomplete combustion

Causes:
* Death - it is toxic

What can we do:
* Fit catalytic converters into cars
* Service gas boilers regularly
* Use carbon monoxide detectors

Question 3

Particulates

Answer 3

Formed by:
* Incomplete combustion

Causes:
* Global dimming
* Breathing problems

What can we do:
* Put filters in diesel engines to trap particulates

Question 4

Sulphur Dioxide

Answer 4

Formed by:
* Sulphur impurities in fuels reacting with oxygen when fuel burns

Causes:
* Acid Rain

What can we do:
* Remove sulphur from liquid fuels before they are burnt
* Remove Sulphur Dioxide from the waste gases after combustion in power stations

Question 5

Nitrogen Oxides

Answer 5

Formed by:
* High temperatures in car engines making nitrogen and oxygen react

Causes:
* Acid rain

What can we do:
* Use low nitrogen fuels