2 ms·
2500 hours is 100 days. I hope I live longer than 100 more days :(
by bagels 4y ago
2500 hours is 100 days. I hope I live longer than 100 more days :(
- jasonlaramburu 4y agoPlease consider reading the linked article. The longest continuously active incandescent bulb in the world was switched on in 1901.