411 REFERENCE · Wiktionary
API gravity
Reference material by Wiktionary contributors. This retains its source identity and is not 411 news reporting.
English
Etymology
From en API American Petroleum Institute.
Noun
~
en oil industry A specific gravity scale measuring the relative density of various petroleum liquids, expressed in degrees.
Translations
density of petroleum liquid relative to water
Portuguese: pt grau API m
en Units of measure