The other critical element in the creation of aluminum is electricity. The smelter is one of the largest users of electricity in the region. When combined, the two elements create aluminum! Century Aluminum Sebree LLC9404 State Route 2096Robards, KY 424521.270.521.7811.
Confidence votes 217. There are a great variety of commercial aircraft, so flying speeds differ. Most commercial passenger jet airliners cruise at about 480 - 560 miles per hour. The cruise speed for each aircraft may vary, depending upon the power setting the crew elects to use.
A typical commercial jet (most standard flights) cruises at around 28-35,000ft (up to 6.6 miles of altitude). The main exception is Concorde which was designed to fly at a higher altitude (and hence lower wind resistance) at around 45,000ft.