The Vapor Density comparisons are only legitimate when the gasoline escaping is at a similar temperature since the bordering air itself. Should the chemical is escaping from a container where it had been pressurized or refrigerated, it may very first escape and behave as being a large gas and sink https://andersonhliec.blogolenta.com/26503150/5-simple-statements-about-potassium-cyanide-what-is-it-explained