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Stone Age stone mortar and pestle, Kebaran culture, 22000–18000 BC Rock mortars in Raqefet Cave, Israel, used for making beer during the Stone Age Mortars and pestles were invented in the Stone Age when humans found that processing food and various other materials by grinding and crushing into smaller particles allowed for improved use and various advantages.
This is a category of templates that generate timelines. A few of them are a specific timeline used in one article context. Others are parameterizable templates, used to generate a particular type of timeline visualization, in multiple contexts.
Printable version; In other projects ... Part of a series on the: History of Nigeria; Timeline; Early history: pre-1500: Nok culture: 1500-1 BC: Pre-colonial period ...
Nigeria and her important dates, 1900-1966. 1966. Day to day events in Nigeria : a diary of important happenings in Nigeria from 1960-1970. 1982. Twenty-one years of independence : a calendar of major political and economic events in Nigeria, 1960-1981. 1982. Institut für Afrika-Kunde; Rolf Hofmeier, eds. (1990). "Nigeria".
Molcajete used to grind spices Molcajete as a food container. Molcajetes are used to crush and grind spices, and to prepare salsas and guacamole.The rough surface of the basalt stone creates a superb grinding surface that maintains itself over time as tiny bubbles in the basalt are ground down, replenishing the textured surface.
This action consists of a horizontal grinding motion that differs from the vertical crushing motion used in a mortar and pestle. The depth of the bowl varies, though they are typically not deeper than those of a mortar; deeper metate bowls indicate either a longer period of use or greater degree of activity (i.e., economic specialization).
Printable version; Page information; ... Stone mortar and pestle, AD 900-1300, Spurgeon Draw site, Catron County, New Mexico ... File history. Click on a date/time to ...
The history of the territories which since ca. 1900 have been known under the name of Nigeria during the pre-colonial period (16th to 18th centuries) was dominated by several powerful West African kingdoms or empires, such as the Benin Kingdom, Oyo Empire and the Islamic Kanem-Bornu Empire in the northeast.