Apw definitions

APW

Air-pressurized water fire extinguisher, partially filled with water and then pressurized with an air pump; popular in the US in the 2½-gallon size, rated 2A.
Found on http://en.wikipedia.org/wiki/Glossary_of_firefighting_equipment

---

APW

Air-pressurized water fire extinguisher, partially filled with water and then pressurized with an air pump; popular in the US in the 2 1/2-gallon size, rated 2A.
Found on http://www.translationdirectory.com/glossaries/glossary102.htm

---