gas-washing bottle
- noun
- Specialized
- To saturate the solution with chlorine, the technician connected a gas-washing bottle to the supply line.
Examples
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The chemist used a gas-washing bottle to purify the air before introducing it into the reaction chamber.
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During the demonstration, the instructor showed how a gas-washing bottle can remove contaminants from a gas stream.
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The gas-washing bottle is essential for many experiments.
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Can you pass me the gas-washing bottle?
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The technician filled the gas-washing bottle with distilled water to cleanse the gas before the experiment.
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During the experiment, the researchers used a gas-washing bottle to ensure the gas was free of impurities.
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To ensure accurate results, the scientist checked the gas-washing bottle for any leaks before starting the procedure.
Synonyms
A lab bottle that bubbles gas into a liquid
Surface Forms
Morphology
gas-washing + bottle
The parts 'gas' + 'washing' + 'bottle' transparently indicate a bottle used to 'wash' or treat gas, so a B1 learner who knows those words can infer it is a container for cleaning or processing gas. However, the exact laboratory procedure (passing gas through a liquid to scrub or saturate it) is technical and the hyphenated, domain-specific use of 'washing' is not fully predictable without some subject knowledge.
Etymology
The gas-washing bottle gets its name from the simple image of gas being washed in a bottle. Gas is bubbled through a liquid that removes unwanted parts or fills the liquid with the gas, so the name means a bottle used to 'clean' or 'saturate' gas.