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A rice pounder is an agricultural
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A rice pounder is an agricultural tool
A tool is an Physical object, object that can extend an individual's ability to modify features of the surrounding environment or help them accomplish a particular task. Although many Tool use by animals, animals use simple tools, only human bei ...
, a simple machine
A simple machine is a machine, mechanical device that changes the Direction (geometry) , direction or Magnitude_(mathematics) , magnitude of a force. In general, they can be defined as the simplest Mechanism (engineering) , mechanisms that use ...
that is commonly used in Southeast Asia to dehull rice or to turn rice into rice flour
Rice flour (also rice powder) is a form of flour made from finely milled rice. It is distinct from rice starch, which is usually produced by steeping rice in lye. Rice flour is a common substitute for wheat flour. It is also used as a thickening ...
. The device has similar functionality to a mortar and pestle
A mortar and pestle is a set of two simple tools used to prepare ingredients or substances by compression (physics), crushing and shear force, grinding them into a fine Paste (rheology), paste or powder in the kitchen, laboratory, and pharmacy. ...
, but with more mechanical advantage
Mechanical advantage is a measure of the force amplification achieved by using a tool, mechanical device or machine system. The device trades off input forces against movement to obtain a desired amplification in the output force. The model for ...
to conserve labor. Rice is dehulled by continually raising and then dropping the heavy head or pestle of the pounder into a block or mortar.
Some rice pounders are foot-operated; the head is raised by standing on the handle of the device past its fulcrum (similar to a see-saw). Once raised, the user quickly steps off of the handle, allowing the heavy head to fall into the mortar and pulverize its contents. In Bengal (West Bengal
West Bengal (; Bengali language, Bengali: , , abbr. WB) is a States and union territories of India, state in the East India, eastern portion of India. It is situated along the Bay of Bengal, along with a population of over 91 million inhabi ...
, India
India, officially the Republic of India, is a country in South Asia. It is the List of countries and dependencies by area, seventh-largest country by area; the List of countries by population (United Nations), most populous country since ...
and Bangladesh
Bangladesh, officially the People's Republic of Bangladesh, is a country in South Asia. It is the List of countries and dependencies by population, eighth-most populous country in the world and among the List of countries and dependencies by ...
), this is called Dhenki, and is still used traditionally in the villages for personal use. This is because it preserves the brown rice coating that is perceived as a healthy part. However, because it is so labor-intensive, its use is gradually decreasing.
Recently, complex mechanical dehuskers or rice huller
A rice huller or rice husker is an agricultural machinery, agricultural machine used to automate the process of removing the chaff (the outer husks) of grains of rice. Throughout history, there have been numerous techniques to hull rice. Trad ...
s powered by gas engines or electricity have replaced many rice pounders.
See also
* Makitra * Metate * Millstone * Muddler *Mochi
A mochi ( ; Japanese ) is a Japanese rice cake made of , a short-grain Japonica rice, japonica glutinous rice, and sometimes other ingredients such as water, sugar, and cornstarch. The steamed rice is pounded into paste and molded into the ...
, the rice cake made by pounding glutinous rice with mallets
* Molcajete
* Oralu kallu
* Rice hulls
* Winnowing barn
References
External links
Water Powered Rice Mill
Food grinding tools Food preparation appliances Rice production {{Cambodia-stub