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  5. Measuring Devices (hierarchy name)
  6. measuring devices (instruments)
  7. [measuring devices for extent]
  8. quantity measuring devices
  9. [quantity measuring devices for substances]
  10. butyrometers
Scope note
Instruments for estimating the percentage of butter fat in milk. The instrument comprises a cylindrical bottle that tapers off at one end to a graduated tube with a conical bulb termination. It is often used with instruments gauging the purity of milk, "lactometers."
Accepted term: 08-Jul-2024