By this mode of making the copper alloy, a very superior casting is obtained. In England where the manufacture of brass is carried on very extensively, the furnaces employed for smelting have ...
Overnight, LME copper opened at $9,882/mt, fluctuated widely at the beginning, reaching a high of $9,908/mt, then kept falling, dropping to $9,740/mt near the end of the trading session, and finally ...
The State Bank of Pakistan has released a Rs55 commemorative coin to celebrate the 555th birth anniversary of Baba Guru Nanak. Crafted from nickel, brass, and copper, the coin features a crescent moon ...