<?xml version="1.0" encoding="utf-8"?>
<rdf:Description rdf:about="https://calmview.co.uk:443/RCPI/CalmView/record/catalog/MIMM/2019-3/11" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:dc="http://purl.org/dc/elements/1.1/">
  <dc:title>Glass Hydrometer</dc:title>
  <dc:description>Hydrometer.  Glass body weighted with liquid mercury, which is plugged with red wax.  Paper scale with range [minus] 40-70.  Hydrometers are used to measure the density or specific gravity of liquids.</dc:description>
  <dc:date>1900-1949</dc:date>
</rdf:Description>