@thi.ng/units/units/density.js

Extensible SI unit creation, conversions, quantities & calculations, CLI calculator (incl. Lisp-like DSL and ~170 predefined units & constants)

import { defUnit, div, reciprocal } from "../unit.js";
import { m2 } from "./area.js";
import { inch } from "./length.js";
import { g, kg } from "./mass.js";
import { m3 } from "./volume.js";
const g_m2 = defUnit(
  ["g/m2", "gsm"],
  "gram per square meter",
  div(g, m2)
);
const kg_m3 = defUnit("kg/m3", "kilogram per cubic meter", div(kg, m3));
const dpi = defUnit("dpi", "dots per inch", reciprocal(inch));
export {
  dpi,
  g_m2,
  kg_m3
};