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a form of energy from nuclear power which is dangerous to humans and animals
radiation
an increase of gases in the atmosphere leading to global warming
greenhouse effect
chemicals used to kill unwanted insects
pesticides
the different types of synthetic material which can moulded and shaped to make many products
plastics
the opposite of synthetic
organic
a nuclear accident may cause _____ of the surrounding area
contamination
CFCS is ...
Chlorofluorocarbon
an abbreviation for the gases which have now been removed from aerosols to protect the ozone layer
CFCS
the chemicals added to food are called "food..."
additives
the chemicals derived from petrol or natural gas
petrochemicals
the release of a gas
emission
a way of describing a material with particular physical characteristics
substance
another word for poisonous
toxic
a household chemical product used to disinfect
bleach
Plants _____ water through their roots and sunlight through their leaves
absorb
a natural or chemical material used by farmers to help grow crops
fertilizer
Mixing chemicals may cause a chemical
reaction
The gas we breathe out is
CO2
a chemical found in diamonds and coal
carbon
The kind of industry which produces medicines
pharmaceuticals