“Dear Mr. Fact: Is it true that you can test a microwave to see if it is leaking radioactivity by holding a florescent light bulb in front of it and if it glows, it leaks? If not, is there any way to ...

The electrician who walks around the office all day with a cart full of bulbs may be eager to try out Milwaukee Electric Tool Corp.'s new fluorescent-lighting tester, which combines bulb and ballast ...