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JSS3: BASIC TECHNOLOGY - 1ST TERM

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  1. Materials & Processing - Timber I | Week 1
    5Topics
    |
    1 Quiz
  2. Materials & Processing - Timber II | Week 2
    3Topics
    |
    1 Quiz
  3. Processing of Materials - Metals | Week 3
    5Topics
    |
    1 Quiz
  4. Processing of Clay, Ceramics and Glass | Week 4
    5Topics
    |
    1 Quiz
  5. Methods of Producing Plastics & Rubber | Week 5
    2Topics
    |
    1 Quiz
  6. Drawing Practice - Isometric Drawing | Week 6
    4Topics
    |
    1 Quiz
  7. Oblique Projection | Week 7
    2Topics
    |
    1 Quiz
  8. Orthographic Projection | Week 8
    4Topics
    |
    1 Quiz
  9. Perspective Drawing (One - Point Perspective Drawing) | Week 9
    4Topics
    |
    1 Quiz
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Bessemer Converter: The Bessemer process was the first inexpensive industrial process for the mass production of steel from molten pig iron before the development of the open-hearth furnace.

Bessemer Converter
Bessemer Converter.

Open-Hearth Furnace: This is a furnace in which excess carbon and other impurities are burnt out of pig iron to produce steel.

Open-Hearth Furnace
Open-Hearth Furnace.

Blast Furnace: This furnace is used to convert iron ore to pig iron through a process called smelting.

blast furnace 2
Blast Furnace.

Cupola Furnace: The cupola furnace is a melting device used to melt cast iron, bronze, and other alloying elements. It is mainly used to convert iron to cast iron.

cupola furnace
Cupola Furnace.

Electric Arc Furnace: This furnace is generally used to produce special-purpose steel such as stainless steel and other alloyed steel. This furnace generates its heat from an electric arc within the furnace.

electric arc
Electric Arc Furnace.

Crucible Furnace: Crucible furnaces are one of the oldest and simplest types of furnaces. They are used in the production of non-ferrous metals or metals with low melting points.

crucible furnace
Crucible Furnace.

Reverberatory Furnace: Reverberatory furnace is a furnace that is mainly used for the extraction of tin, copper, aluminum, and nickel metals. The furnace is mostly used for smelting and refining these materials. It is also used in the production of certain concretes and cements.

Reverberatory-furnaces
Reverberatory Furnace.

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