#import "../lib/unify.typ": qty

#figure(
  table(
    columns: 4,
    table.header([Parameter], [Educational], [Industrial], [Metrologic]),
    [Precision],
    [$qty(0.1, "percent") (qty(1000, "ppm"))$],
    [$qty(0.01, "percent") (qty(100, "ppm"))$],
    [$qty(0.00, "percent")% (qty(10, "ppm"))$],

    [SNR], [$qty(70, "dB")$], [$qty(80, "dB")$], [$qty(90, "dB")$],

    [Result validity], [$plus.minus qty(0.1, "V")$], [$plus.minus qty(10, "mV")$], [$plus.minus qty(1, "mV")$],

    [Maximum drift rate], [$qty(60, "ppm per hour")$], [$qty(0.6, "ppm per hour")$], [$qty(0.014, "ppm per hour")$],

    [Drift-free computation], [$approx qty(16, "h")$], [$approx qty(7, "day")$], [$approx qty(30, "day")$],

    [Calibration verification], [Before each session], [Daily], [Daily],
  ),
  caption: [Precision tiers summary],
) <table-precision-tiers-summary>