what does it mean when something is gas?
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used for saying that someone​/​something makes you laugh a lot. Synonyms and related words. + Funny, playful and humorous.
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Gas particles spread out to fill a container evenly, unlike solids and liquids. Gas is a state of matter that has no fixed shape and no fixed volume. Gases have lower density than other states of matter, such as solids and liquids.
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The General Adaptation Syndrome (GAS) is a physiological response to a stressor that occurs in a specific sequence. ... When a person experiences stress, they enter the first phase of the GAS, the Alarm Phase. During the alarm phase, epinephrine (a.k.a. adrenaline) is released.
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A vapour is a substance which has experienced a phase change. A gas is a substance which has not, and will not experience a phase change. Vapour is a solid or a liquid at room temperature, that its natural state of matter is either a solid or a liquid.
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3) Gases – a gas has no definite shape, it takes the shape of the container that holds it. Gases are easily compressible. Molecules are separated by distances that are large compared with the size of the molecules. 4) Plasma - This state of matter makes up 99% of the visible universe.
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So according to that, a smell is not a separate gas or anything to go with a substance. ... This happens more when a substance is volatile, and also when it is heated. So the whole sample of what you're smelling doesn't have to be a gas, but the molecules that are reaching your nose would probably be described as gaseous.
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SUMMARY. Hydrogen sulfide (H2S) is a colorless, flammable gas at ambient temperature and pressure. It has an odor similar to that of rotten eggs and is both an irritant and an asphyxiant. The air odor threshold ranges between 0.008 and 0.13 ppm, and olfactory fatigue may occur at 100 ppm.
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Some air is caused by gas seeping into our intestines from our blood, and some gas is produced by chemical reactions in our intestines or bacteria living in our guts. ... Only about one percent of a fart contains hydrogen sulfide gas and mercaptans, which contain sulfur, and the sulfur is what makes farts stink.
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Intestinal gas is produced within the body when bacteria in the colon break down food. This is called endogenous gas. Endogenous gas consists mainly of hydrogen and, for some people, methane. It can also contain small amounts of other gases, such as hydrogen sulfide, which make farts smell bad.
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Oil is a liquid, but propane is a gas. Liquids are fluid, like water, but gases seem to have no visible appearance, like air. Gas is a general term for air-like substances, but there are specific gases that can be ignited and used for heating. You can choose between natural gas and propane for your home heating system.
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Gas pressure is caused by the molecules of gas striking the walls of a container, or in the case of Earth's atmosphere, the molecules of air hitting the earth. In a vacuum, there are no gas molecules. ... A vacuum pump can remove a large number of gas particles from a bell jar.
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When we smell this gas in homes, many times it's caused by a small problem, such as a dried out water seal in a floor drain. Other times a sewer gas smell is a sign of a bigger problem, such as a broken sewer or vent stack. Diagnosing this problem can be simple or complicated, depending on the cause of the problem.
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Natural gas has no smell, which means a small leak would be impossible to detect. ... That's why your utility company adds mercaptan, a harmless chemical, to the gas. Mercaptan smells like sulphur, or rotten eggs, to help you identify gas leaks. But you may not smell anything if the leak is very small.
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Excessive gas may be a sign of certain digestive health conditions, like irritable bowel syndrome (IBS) or gastroesophageal reflux disease (GERD). If excess gas is caused by an underlying disorder, prescription medication can help to control it.
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LPG gas is basically propane and butane, and it is odorless in its natural state. The smell that you notice when there is a leak is actually from an entirely different agent called Ethyl Mercaptan. This substance is added to the gas when it leaves the main storage terminals.
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Gas Pain Could Be Caused by Lactose Intolerance or a Food Allergy. If you notice that your gas seems worse after eating certain foods, such as dairy products (which contain lactose), the problem may be a particular food, or lactose intolerance.
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Symptoms. Share on Pinterest Gas pain can include tightness and stabbing pains in the chest. People often describe gas pain in the chest as a tightness or discomfort in the chest area. As well as the pain, there may be a slight burning or stabbing sensation.