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Homeschooling in South Africa (also known as home education there) had been illegal, until it was recognized in 1996 under the South African School Legislation, since then it has grown significantly. Notable moments in the history of homeschooling are provided below. Most of the content comes directly from primary sources and has not been ...
The Big Hole has a surface of 17 hectares (42 acres) and is 463 metres (1,519 ft) wide. It was excavated to a depth of 240 metres (790 ft), but then partially infilled with debris reducing its depth to about 215 metres (705 ft). Since then it has accumulated about 40 metres (130 ft) of water, leaving 175 metres (574 ft) of the hole visible.
The percentage of the school-age population that was homeschooled increased from 1.7 percent in 1999 to 2.9 percent in 2007. The increase in the percentage of homeschooled students from 1999 to 2007 represents a 74 percent relative increase over the 8-year period and a 42 percent relative increase since 2003.
Schematic of a machine tap. Below is a comprehensive drill and tap size chart for all drills and taps, imperial and metric, up to 36.5 millimetres (1.44 in) in diameter.. In manufactured parts, holes with female screw threads are often needed; they accept male screws to facilitate the building and fastening of a finished assembly.
A deep hole drilling system consists of the deep drilling machine and the coolant tank with further peripheral equipment for coolant preparation and chip handling. The ejector drilling process was developed as deep hole drilling technology which can be used on conventional machine tools.
Boesmansgat (or Bushmansgat), also known in English as " Bushman's Hole ", is a deep submerged freshwater cave (or sinkhole) in the Northern Cape province of South Africa, which has been dived to a depth of 282.6 metres (927 ft). Boesmansgat was believed to have first been explored by amateur diver Mike Rathbourne, in 1977. [citation needed]
Sugarcane mill. Hawaii Commercial Sugar (HC&S) sugar mill in Pu'unene, Hawaii. A sugar cane mill is a factory that processes sugar cane to produce raw sugar [1] or plantation white sugar. [2] Some sugar mills are situated next to a back-end refinery, that turns raw sugar into (refined) white sugar.
Jagersfontein Mine / ˌjeɪɡərzˈfɒnteɪn / was an open-pit mine in South Africa, located close to the town of Jagersfontein and about 110 kilometres (68 miles) south-west of Bloemfontein. [1][2] Since it was first established, [3][4] two of the ten biggest diamonds ever discovered, the Excelsior and the Reitz (now called the Jubilee), were ...