Englishfor English speakers
treated
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adjective
subjected to a physical (or chemical) treatment or action or agent
the sludge of treated sewage can be used as fertilizer
treated timbers resist rot
treated fabrics resist wrinkling
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adjective
given medical care or treatment
a treated cold is usually gone in 14 days; if left untreated it lasts two weeks
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adjective
(= tempered)
made hard or flexible or resilient especially by heat treatment
a sword of tempered steel
tempered glass
gas
Noun
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A gas is a substance, such as air, that is not liquid or solid.
The sun is a giant ball of gas.
The carbon dioxide gas in Coke and other soft drinks gives them their bubbles.
The workers appear to have been killed by a poisonous gas.
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Gas is a substance such as methane, ethane, propane, or butane that is burned for heat or to make electricity.
Our house has gas-fired central heating.
In the winter, we pay more for gas and electricity.
Alberta's economy is based largely on oil and gas.
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In North America, gas is short for gasoline, a liquid that is used by cars.
A small car like mine holds about 40 litres of gas.
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In North America, the gas is the gas pedal (accelerator) in a car or truck.
We're in a hurry, so hit the gas.
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In North America, if you have gas, you have the need to fart or burp a lot.
gas
Verb
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If you gas a person or animal, you poison it or put it to sleep with gas.
The mice were gassed and then cut open to examine any changes.
My friend was gassed at the dentist before getting his tooth pulled.
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If you gas up a vehicle, you put fuel in it.
As soon as the planes land, we gas them up and they're ready to go again.