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A funnel for hot filtration Two funnels, A - a simple stemmed funnel. B - a ground glass powder funnel. Plain funnels exist in various dimensions, with longer or shorter necks. Filter funnels have a neck of a thin capillary tube and ribs which increase the filter-papers' effectiveness and thus accelerate the process of filtering. [1]
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On June 3, 1953, the Federal Communications Commission awarded Norris B. Mills and Douglas J. Turner, doing business as the Colquitt Broadcasting Company, a construction permit for a new 1,000-watt, daytime-only station at Moultrie. [3] The station signed on that November and increased power to 5,000 watts in November 1954. [4]
The tap-controlled outlet is designed to drain the liquid out of the funnel. On top of the funnel there is a standard taper joint which fits with a ground glass or Teflon stopper. [4] To use a separating funnel, the two phases and the mixture to be separated in solution are added through the top with the stopcock at the bottom closed.
An ordinary dropping funnel lacks the pressure-equalizing glass tube at the right side. A dropping funnel or addition funnel is a type of laboratory glassware used to transfer liquids . They are fitted with a stopcock which allows the flow to be controlled.
A Büchner funnel is a piece of laboratory equipment used in filtration. [1] It is traditionally made of porcelain , but glass and plastic funnels are also available. On top of the funnel-shaped part there is a cylinder with a fritted glass disc/perforated plate separating it from the funnel.
In the fall of 1964, the original building of Moultrie Area Vocational-Technical School was constructed at a cost of $325,000. The school opened its doors to 40 students, a staff of nine, and five programs of study; automotive mechanics , diesel mechanics , machine shop , drafting and design technology , and electronics .
The Marcusson apparatus, Dean-Stark apparatus, Dean–Stark receiver, distilling trap, or Dean–Stark Head is a piece of laboratory glassware used in synthetic chemistry to collect water [1] [2] (or occasionally other liquid) from a reactor.