ЁЯдФ How it works …….. тБЙ
How Cement is made?
Cement is manufactured by heating a precise mixture of finely ground limestone, clay and sand in a rotating kiln to temperatures reaching 1450┬║C. … The cement clinker emerges from the kiln, is cooled, and then finely ground to produce the powder we know as cement.
ЁЯШ│WhyтЭУтЭУтЭУ
Why Kerosene is blue in colour?
A blue dye is added to the neat kerosene at depots to identify it as a subsidised product by govt, which costs less than half in the open market.
ЁЯТБЁЯП╗тАНтЩВя╕П GK TODAY
On August 9, 1945, a second atom bomb is dropped on Japan by the United States, at Nagasaki, resulting finally in JapanтАЩs unconditional surrender.
The United States had planned to drop their second atom bomb, nicknamed тАЬFat Man,тАЭ on August 11 in the event of such recalcitrance, but bad weather expected for that day pushed the date up to August 9th.
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Ch Narmada Naveen Kumar |
