Chemistry — Densities of Metals

{
  "$schema": "https://vega.github.io/schema/vega-lite/v5.json",
  "description": "Densities of selected metals",
  "data": {"values": [
    {"metal":"Aluminium","density":2.7},
    {"metal":"Titanium","density":4.5},
    {"metal":"Iron","density":7.9},
    {"metal":"Copper","density":8.9},
    {"metal":"Lead","density":11.3},
    {"metal":"Gold","density":19.3}
  ]},
  "mark": "bar",
  "encoding": {
    "x": {"field":"metal","type":"nominal","sort":"-y","title":"Metal"},
    "y": {"field":"density","type":"quantitative","title":"density (g/cm3)"},
    "color": {"field":"metal","type":"nominal","legend":null}
  }
}