Vapor pressurespeedrevJune 4, 2024 « Back to Glossary Index Pressure imposed by either a vapor or gas. Tendency of a liquid to pass into vapor state at a given temperature. Volatility determined by measuring RVP with automotive fuels. See: Reid Vapor Pressure Related Articles: Glossary: VolatilityGlossary: Temperature Relief ValveGlossary: AlkylateGlossary: AlkylationGlossary: Babo’s Law« Back to Glossary Index