Acronym And/Or Abbreviation

---

All - A - B - C - D - E - F - G - H - I - J - K - L - M - N - O - P - Q - R - S - T - U - V - W - X - Y - Z

---

Definition

ppm - parts per million

The number of 'parts' by weight of a substance per million parts of water. This unit is commonly used to represent pollutant concentrations.

---

If the above information is incorrect, or if you wish your link removed, please Contact Us.