molecular gyroscope
... that a molecular gyroscope can spin at 2,400,000,000,000 revolutions per second?
... that a <b id="mwBKU"><a href="./Molecular_gyroscope" id="mwBKY" rel="mw:WikiLink" title="Molecular gyroscope">molecular gyroscope</a></b> <i id="mwBKc">(pictured)</i> can spin at 2,400,000,000,000 revolutions per second?