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Alec Kevin

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Here is a picture of a typical classroom with the children and their teacher, there are some related words hidden in the picture. Find 1 of 6 Words Hidden in the Picture.

Steel manufacture

In 1857, Robert Mushet, an English metallurgist, received a U.S. patent for a method of manufacturing steel which improved the Bessemer process for making steel that would be more malleable. (No. 17,389). His process added manganese in the form of spiegeleisen, an alloy of iron and manganese derived from a Prussian iron ore consisting essentially of a double carbonate of iron and manganese. The softness or hardness of the steel could be regulated by diminishing or increasing the proportion of the triple compound of iron, carbon and manganese. He chose to use the alloy of the Prussian ore because it was more free of sulphur, phosphorus and silicon. Mushet also discovered tungsten steel, an alloy with about 8% tungsten.

You can own a sheep, or ron...

You can own a sheep, or fleece it.
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