Common mixtures of gases are oxygen and acetylene, oxygen and hydrogen, oxygen and other fuel gas, and air and acetylene. The oxygen-acetylene mixture is used to a much greater extent than the other and has a prominent place in the welding industry. The temperature of the oxy-acetylene flame in its hottest region is about 3200°C, whereas the The products of complete combustion of a hydrocarbon gas are: fuel , oxygen, and heat. The three things necessary for combustion are: primary air. Air that is mixed with the fuel before it is ignited is referred to as: the use of gas spuds and a manifold. How do gas furnaces ensure the production of a blue flame? Exhaust gas or flue gas is emitted as a result of the combustion of fuels such as natural gas, gasoline (petrol), diesel fuel, fuel oil, biodiesel blends, or coal.According to the type of engine, it is discharged into the atmosphere through an exhaust pipe, flue gas stack, or propelling nozzle.It often disperses downwind in a pattern called an exhaust plume. Liquid Fuels: The fuels which exist in a liquid state only in their primary stage are termed liquid fuels. Fuel Gases: The fuels which exist in a gaseous state only in their primary stage are termed fuel gases. On Basis of their Occurrence. Natural Fuels: The fuels which are present naturally are known as natural fuels. Butane/Propane Welding. Butane and propane are similar gases that can be used alone as fuel gases or mixed together. Butane and propane have a lower flame temperature than acetylene, but are less expensive and easier to transport. Propane torches are more frequently used for soldering, bending and heating. Propane requires a different type of Carbon dioxide is one of the maor products of combustion with fossil fuels since carbon accounts for 60-90 percent of the mass of fuels that we burn. China has emerged as the largest single emitter of energy-related CO 2 emissions, surpassing the U.S. in carbon dioxide emissions back in 2010. Now, China emits more than 10 million metric tons General Methods. Fuel gases consist of combustible compounds like hydrocarbons, hydrogen (H 2 ), and carbon monoxide (CO), which are the source of energy, and of incombustible compounds like helium (He), nitrogen (N 2 ), and carbon dioxide (CO 2 ), which decrease the specific energy content. The toxic gases released by the burning of fossil fuels are: Carbon dioxide. Carbon monoxide. Nitrogen oxides. Sulphur oxides. These toxic gases are very harmful to all living organisms. The harms caused by these gases are as follows: Carbon dioxide is a greenhouse gas that contributes to global warming. Carbon monoxide on inhalation combines Definition. Toxic: a chemical that has a median lethal concentration (LC 50) in air of more than 200 parts per million (ppm) but not more than 2,000 parts per million by volume of gas or vapor, or more than 2 milligrams per liter but not more than 20 milligrams per liter of mist, fume or dust, when administered by continuous inhalation for 1 hour (or less if death occurs within 1 hour) to Table of Content List of Gases What is a Gas? Frequently Asked Questions - FAQs List of Gases The most common example of a gas is air (the air we breathe is a gas). It can also be considered as a mixture of many gases such as nitrogen, oxygen and carbon dioxide. Some examples of gases are listed below. Hydrogen Nitrogen Oxygen Carbon Dioxide What is Gas Welding? Gas welding is a metal joining process conducted by melting the metals with the help of fuel gases like acetylene, propane, or hydrogen mixed with oxygen to produce the weld. This welding type is commonly known as 'Oxy Acetylene Welding'. This is because oxygen and acetylene are the most commonly used gases in this type. Edmund Davy discovered Acetylene in 1836 and it Chemical composition of gaseous fuels like coal gas, natural gas, propane and more. Engineering ToolBox - Resources, Fuel Carbon Dioxide (CO 2) Carbon Monoxide (CO) Methane (CH 4) Butane (C 4 H 10) Ethane (C 2 H 6) Propane (C 3-H 8) Hydrogen (H 2) Hydrogen Sulfide (H 2 S) Oxygen (O 2) Nitrogen (N 2) Fossil fuels are made from decomposing plants and animals. These fuels are found in Earth's crust and contain carbon and hydrogen, which can be burned for energy. Coal, oil, and natural gas are examples of fossil fuels. Coal is a material usually found in sedimentary rock deposits where rock and dead plant and animal matter are piled up in layers. More than 50 percent of a piece of coal's Solution. LPG and Oxygen are two gases which are supplied in compressed form in homes and hospitals. LPG is supplied in houses, oxygen in hospitals. Suggest Corrections. 15. 212 F or 100 C. The accepted name for the empty space that is formed as a result of removing metal with an oxyfuel gas cutting flame is the. Kerf. A cutting tip is generally made from ______ or an alloy. copper. A cutting tip is usually connected to the torch tube by. a threaded nut. oybsH.

name two fuel gases