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A 50 m × 25 m (164 ft × 82 ft) Olympic swimming pool, built to the FR3 minimum depth of 2 metres (6.6 ft) would hold 2,500 m 3 (2,500,000 L; 550,000 imp gal; 660,000 US gal; 2.0 acre⋅ft). The US National Institute of Standards and Technology (NIST) defines the Olympic swimming pool as 1 million litres, which is the approximate volume of the ...
Fresh grass clippings have an average ratio of about 15:1 and dry autumn leaves about 50:1 depending upon species. [3] Composting is an ongoing and dynamic process; adding new sources of carbon and nitrogen consistently, as well as active management, is important.
LCD in a Texas Instruments calculator with top polarizer removed from device and placed on top, such that the top and bottom polarizers are perpendicular. As a result, the colors are inverted. The optical effect of a TN device in the voltage-on state is far less dependent on variations in the device thickness than that in the voltage-off state.
In the remains of a small cabin in the bow of the ship and in a few other locations around the wreck was found the earliest dated set of navigation instruments in Europe found so far: compasses, divider calipers, a stick used for charting, protractors, sounding leads, tide calculators and a logreel, an instrument for calculating speed. Several ...