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How do you turn scrap into gold?
Turning scrap into gold can be accomplished through the process of precious metal refining. This process takes metals and makes them purer. Alchemy is the medieval magic that supposedly turned scrap into gold.
How the open hearth process became obsolete?
Because of small termal efficiency, high prices of oil, long duration of process,.... Today steel is mainly made by electric arc furnace and by converters. Converters use only oxygen for refining blast furnace iron. Electric arc furnaces can melt scrap steel much faster than in the old open hearth furnaces. Much of disadvantages of open hearth furnaces are solved in electric arc furnaces and converters. Open hearth furnaces can't melt high quality alloy steels, but they can melt very good quality construction steels. They are still in use by Russians about 30% and Ukrainians 50% and other former soviet countries. The open hearth furnaces was more then a century the symbol of a steel making.
How to reduce scrap in a machining process?
SEE; poke-yoke (error proofing) process capability statistical process control
What new methods were developed for the large-scale production of durable steel?
The Bessemer process was the first inexpensive industrial process for the mass-production of steel from molten pig iron. The process is named after its inventor, Henry Bessemer, who took out a patent on the process in 1855. The process was independently discovered in 1851 by William Kelly.
What is the process of recovering valuable or useful materials from waste or scrap called?
Recycling.
What is the difference between blanking and punching?
Blanking and punching are both shearing operation. The difference is only in the scrap. In blanking what you cut out is of interest.In punching what you cut from is of interest.For example: You cut a hole in a sheet metal. If you are interested in the disc that is cut out, then the process is called blanking. The sheet metal with a hole through it is the scrap. If you are interested in the sheet metal that now has a hole through it, then the process is called punching. The disc is the scrap.
What is a sentence with scrap?
As a noun: When I bake a pie, I cut leaves for decoration out of the pieces of scrap from the crust. As a verb: That car is not worth anything now, it's time for you to scrap it. As an adjective: During WWII, people donated their old pots and pans as scrap iron to be made into armaments.
How to recycle acrylic?
Acrylic scrap can be converted into Regenerated Monomer, the raw material used to create acrylic. The recycling process starts with breaking the scrap into acrylic chips. They are converted into vapor before producing the monomer.
Where can I get information on where damaged cars can be disposed of?
try to visit Scrap Vehicle Disposal Scrap Car Collection & Car Recycling. They will collect your vehicle free of charge and disposed of at an Authorized Treatment Facility. They will talk you through the scrapping process. try to visit also their link: http://scrap-vehicle-disposal.co.uk/
What is a curette used for?
This surgical instrument is used to scrap the vaginal wall/lining during the D&C
What is the process of removing the silver from silver plated items?
Way too expensive. Refineries won't take silver plated scrap because the process of reclaiming the silver is cost-prohibitive.
What is the formula for scrap value?
scrap
