A specialized term potentially referring to a process or technique involving the addition of copper to improve or alter certain qualities.

तांबे को मिलाने या उसमें सुधारने की विशेष क्रिया

English Usage: The metallurgist explained the process of uop copper sweetening.

Hindi Usage: धातुकर्मी ने तांबा सुधार प्रक्रिया के बारे में समझाया।