John Baichtal's blog about making, electronics, toys, gaming, and tools.
Sunday, June 9, 2013
My 10-year-old light bulb
This is an ordinary incandescent light bulb covered in rubber goop. It gets turned on and off at least twice per day and has been used regularly for about 10 years now. I assume the goop protects the vacuum in the bulb. Or maybe it's just a lucky bulb?