How would a salt and water solution clean a penny but a vinegar and salt solution will not clean a penny? What is the cause of this?
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we have many gas turbine blades, during the shot blasting process some of shots entrapeed in the cooling hole of blades..how can we remove the shots entrapped in holes????
What is the Difference of ultimate tensile stress of mild steel to ultimate compressive stress ?
Define what are ceramics?
When using mercury to recover very, fine gold from ore, define what is the best way to separate the gold laden mercury from the ore?
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Upto what negative temperature below zero degree we can use IS 2062 Structural material?
what is the strongest metal?
What type of grinding is used for harder materials?
How one can differentiate between 304 & 316 grades of steel (physically)?
What is dielectric medium in EDM ?
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