emit – to produce and discharge something, especially a gas
- Vehicles emit high levels of harmful gases into the atmosphere.
exhaust fumes – harmful gases emitted from a vehicle engine
- Many cities have a big problem with air pollution caused by exhaust fumes.
energy efficient – using only a small amount of fuel
- I chose this make of car because it is very energy efficient.
air pollution – the presence of harmful substances in the air, often consisting of
waste emissions from vehicles
- Air pollution is so bad in some cities that people have to wear face-masks when
they go out.
environmentally-friendly – not harmful to the environment
- Electric cars are a more environmentally-friendly than those that run on petrol.
gas guzzler (informal) – a vehicle that uses a lot of fuel
- For many people, a large car is a status symbol and they aren’t concerned about the
harm their gas guzzler is doing to the environment.
Transportation Vocabulary Set 7: The future
autonomous vehicle / driverless car / self-driving car – a car capable of driving
itself through a computer system
- I would be very nervous of riding in an autonomous vehicle and don’t think that
they are safe.
space travel – travel through outer space
- They say that it won’t be long before members of the public are able to enjoy space
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