3 ms·
The bulb was accidentally off for nine hours in May 2013 due to a faulty UPS - originally installed to ensure the bulb would not go out in the case of a power f
by longwave 5y ago
The bulb was accidentally off for nine hours in May 2013 due to a faulty UPS - originally installed to ensure the bulb would not go out in the case of a power failure - but fortunately it did not blow when power was restored.