tapis de souris gaming Pad Ceasium


Ceasium is the chemical element of atomic number 55, symbol Cs. Under standard conditions, the simple cesium body is a soft and ductile metal, white or silver to gold. The largest present-day use of nonradioactive caesium is in caesium formate drilling fluids for the extractive oil industry. The function of a drilling fluid is to lubricate drill bits, to bring rock cuttings to the surface, and to maintain pressure on the formation during drilling of the well.

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