PLATING PROCESS MECHANICAL CLEANING - Practice Mode

1) Which is the name of process that cleaning the metal in acid to remove corrosion products from the surface?
Correct Answer: Pickling
2) Which is the equivalent weight of oxalic acid crystals?
Correct Answer: 63
3) Which acid is used for pickling and etching of metal?
Correct Answer: Sulphuric acid
4) Which chemical is used for vapour degreasing?
Correct Answer: Trichloroethylene
5) Which solution is used for alkaline cleaning?
Correct Answer: Sodium carbonate
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