purification furnace
21Afterlife — For other uses, see Afterlife (disambiguation). After death , Life after death , and Hereafter redirect here. For other uses, see After death (disambiguation), Life after death (disambiguation), and Hereafter (disambiguation). Ancient Egyptian… …
22Cracking (chemistry) — In petroleum geology and chemistry, cracking is the process whereby complex organic molecules such as kerogens or heavy hydrocarbons are broken down into simpler molecules such as light hydrocarbons, by the breaking of carbon carbon bonds in the… …
23copper processing — Introduction use of smelting or leaching, usually followed by electrolytic refining or recovery, to turn the ore into a form from which products can be fashioned. Included in this article also is a discussion of the mining of copper and of its… …
24Fossil fuel power plant — A fossil fuel power plant burns fossil fuels such as coal, natural gas or petroleum (oil) to produce electricity.Fossil fuel power plants are designed on a large scale for continuous operation. In many countries, such plants provide most of the… …
25William C. Pfefferle — (born Philadelphia, Pennsylvania) is an American scientist and inventor. Nicknamed the father of catalytic combustion, he invented the original catalytic combustor for gas turbine engines in the early 1970s. Gas turbines work by mixing fuel with… …
26sample preparation — ▪ chemistry Introduction in analytical chemistry (chemistry), the processes in which a representative piece of material is extracted from a larger amount and readied for analysis. Sampling and sample preparation have a unique meaning and special …
27Air purifier — An air purifier is a device which removes contaminants from air. Air purifiers are commonly marketed as being particularly beneficial to allergy sufferers and asthmatics, and at reducing second hand tobacco smoke. Use of purifiers Dust, pollen,… …
28Coral GROUP — Type Private Industry Ecology and R D Founded 2004 Headquarters Dnipropetrovsk, Ukraine Employees 211 (2007) …
29Coke (fuel) — This article is about fuel coke derived from coal. For fuel coke derived from petroleum, see Petroleum coke. For other uses, see Coke. Raw coke Coke is the solid carbonaceous material derived from destructive distillation of low ash, low sulfur… …
30Flue gas stack — ] A flue gas stack is a type of chimney, a vertical pipe, channel or similar structure through which combustion product gases called flue gases are exhausted to the outside air. Flue gases are produced when coal, oil, natural gas, wood or any… …
