WebOct 5, 2015 · Gases with a vapor density greater than one are defined as heavier than air (although, as noted above, they may not actually be heavier than air in normal … WebWhat gases are heavier than air? Vapor Density Materials heavier than air (examples: propane, hydrogen sulfide, ethane, butane, chlorine, sulfur dioxide) have vapor densities greater than 1.0. All vapors and gases will mix with air, but the lighter materials will tend to rise and dissipate (unless confined).

Gasoline and the environment - Energy Information Administration

WebJun 24, 1998 · Gas fumes are heavier than air. This is why hot water heaters are supposed to be elevated, rather than sit flush on the floor. It is probably safe to assume most people … WebStudy with Quizlet and memorize flashcards containing terms like _____ based on vapor density (air=1) A. Some gases are heavier than air and some are lighter than air B. Some gases are heavier than others, but all are lighter than air C. All gases are heavier than air D. Some gases are heavier than others, but all are heavier than air, A vacant building that … pragmatic study of inaugural speech

What is Natural Gas - ct

WebGeneral Description. Butane is a colorless gas with a faint petroleum-like odor. For transportation it may be stenched. It is shipped as a liquefied gas under its vapor pressure. Contact with the liquid can cause frostbite. It is easily ignited. Its vapors are heavier than air. Any leak can be either liquid or vapor. WebHydrogen chloride vapor is heavier than air and may cause asphyxiation in enclosed, poorly ventilated, or low-lying areas. Children exposed to the same levels of hydrogen chloride as … WebXylene vapor is heavier than air and may cause asphyxiation in enclosed, poorly ventilated, or low-lying areas. Children exposed to the same levels of xylene vapor as adults may … pragmatics \u0026 beyond new series