Calcium oxide - Wikipedia, the free encyclopedia
Calcium oxide ( CaO ), commonly known as burnt lime , lime or quicklime , is a widely used chemical compound. It is a white, caustic and alkaline crystalline solid at room temperature. As a c...
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in Mesoamerica, for example, people treated corn with quicklime in a process known as nixtamalization, while in India quicklime was used in a mixture designed to waterproof boats. Today, quicklime is used in many industrial processes, some of which were developed hundreds of years ago.
www.wisegeek.com/what-is-quicklime.htm www.wisegeek.com/what-is-quicklime.htm
Quicklime (Calcium Oxide) is an efficient scavenger of moisture in its dehydrated state. It's also cheap, compared to orthe scavengers such as silica gel, drierite, oxazolidines, etc. It is commonly found in water sensitive paint formulations (such as polyurethanes and polyureas).
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It has many uses, as a flux in steel manufacture, as a CO2 absorbent, to remove contaminants from stack gases, to neutralize various acids, in pulp and paper, in insecticides and fungicides, in sewage treatment, and in the manufacture of gl...
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"Is quicklime used in Flue Gas Desulfurisation (FGD) ?" - Find the answer to this question and millions more on Yahoo! UK & Ireland Answers. ... ishyy Member since: 26 November 2006; Total points: 221 (Level 1) ... 10 months ago...
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Quicklime was used widely in prisons to speed up the process when disposing of murderers that had been hung. ... This has been used by murderers through the ages to try and speed up the process of decomposition. How quickly it works can depend on many things. If the body is still clothed it can slow things down and also for...
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Quicklime (Calcium Oxide) is an efficient scavenger of moisture in its dehydrated state. A material that is mostly calcium oxide (CaO) in natural association with a lesser amount of magnesium oxide. Quicklime is capable of combining with wa...
http://wiki.answers.com/Q/What_is_quicklime
CALCIUM OXIDE or QUICKLIME ... Pulverized lime : the product resulting from a more intense grinding than is used to produce ground lime. A typical size is all material substantially passing a No. 20 sieve and 85 to 95 percent passing a No. 100 sieve...
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The silica gel is a deliquescent substance which means it can be used as a drying agent. Another chemical which acts as a drying agent is Calcium Chloride which is a hygroscopic substance. These could mean that when you get your auntie’s biscuits they are in perfect condition.
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Hydrated lime is a dry powder manufactured by treating quicklime with sufficient water to satisfy its chemical affinity for water, thereby converting the oxides to hydroxides. Depending upon the type of quicklime used and the hydrating conditions employed, the amount of water in chemical combination varies, as follows:
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