Lux vs Cali

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The lux (symbol: lx) is the SI derived unit of illuminance, measuring luminous flux per unit area. It is equal to one lumen per square metre. In photometry, this is used as a measure of the intensity, as perceived by the human eye, of light that hits or passes through a surface. It is analogous to the radiometric unit watt per square metre, but with the power at each wavelength weighted according to the luminosity function, a standardized model of human visual brightness perception.

In English, "lux" is used as both the singular and plural form.The word is derived from the Latin word for "light", lux.

Source: Wikipedia

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Santiago de Cali (Spanish pronunciation: [sanˈtjaɣo ðe ˈkali]), or Cali, is the capital of the Valle del Cauca department, and the most populous city in southwest Colombia, with 2,227,642 residents according to the 2018 census. The city spans 560.3 km2 (216.3 sq mi) with 120.9 km2 (46.7 sq mi) of urban area, making Cali the second-largest city in the country by area and the third most populous. As the only major Colombian city with access to the Pacific Coast, Cali is the main urban and economic center in the south of the country, and has one of Colombia's fastest-growing economies.

The city was founded on 25 July 1536 by the Spanish explorer Sebastián de Belalcázar. Cali is also a center for sports in Colombia, and is the only Colombian city to have hosted the Pan American Games. It hosted the 1992 World Wrestling Championships, the ninth edition of the World Games in 2013, the UCI Track Cycling World Championships in 2014 and the World Youth Championships in Athletics in 2015. The city is to host the first ever Junior Pan American Games in 2021.

Source: Wikipedia