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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.
Remnants of popcorn have been found in Mexico that date to circa 3600 BC. The origin of tacos is based on the pre-Hispanic custom of picking up other foods with tortillas as utensils were not used. [13] The origin of the word is in dispute, with some saying it is derived from Nahuatl and others from various Spanish phrases. [43]
500 BC – The moldboard iron plough is invented in China; 500 BC – Row cultivation of crops using intensive hoeing to weed and conserve moisture practised in China; 300 BC – Efficient trace harness for plowing invented in China; 200 BC – Efficient collar harness for plowing invented in China; 100 BC – Rotary winnowing fan invented in China
Wikipedia-wide date-based timeline (See any date: June 1, 1930s, 1952, 1900s, etc) Wikipedia:Timeline standards; Wikipedia:WikiProject Years; Wikipedia:WikiProject Days of the year; Wikipedia:WikiProject Timeline Tracer
The timeline of wars has been split up in the following periods: List of wars: before 1000; List of wars: 1000–1499; List of wars: 1500–1799; List of wars: 1800–1899; List of wars: 1900–1944; List of wars: 1945–1989; List of wars: 1990–2002; List of wars: 2003–present
Positivism emerged in the 19th century and the development of chronophotography and tree ring analysis made visible time taking place at various speeds. This encouraged people to think that events might be truly objectively recorded. [11] However, in some cases, filling in a timeline with more data only pushed it towards impracticality.
5-2 million years ago: Hominids shift away from the consumption of nuts and berries to begin the consumption of meat. [1] [2]A hearth with cooking utensils. 2.5-1.8 million years ago: The discovery of the use of fire may have created a sense of sharing as a group.
The following dates are approximations. 700 BC: Pythagoras's theorem is discovered by Baudhayana in the Hindu Shulba Sutras in Upanishadic India. [18] However, Indian mathematics, especially North Indian mathematics, generally did not have a tradition of communicating proofs, and it is not fully certain that Baudhayana or Apastamba knew of a proof.