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2005-10-19 12:53:52

Penn State researchers have developed a prototype sonic gas analyzer that automatically and continuously tracks the concentration of a gas in an air/gas mixture based on changes in pitch.


Word of the Day
dingle
  • A small wooded valley; a dell.
  • The protecting weather-shed built around the entrance to a house.
  • The roofed-over space between the kitchen and the sleeping-quarters in a logging-camp, commonly used as a storeroom.
The word 'dingle' comes from Middle English dell, hollow.
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