from our father. I used to try and build them. Once I tried using the

No, they now make flashlights that rather than using a traditional incandescent bulb, use a super bright LED instead. I have one on my keychain that is this tiny thin black plastic thing. You squeeze it, and the LED on the end lights up. It is REALLY freaking bright (bright enough, that if I shine it out a car window, I can read house numbers across the street), and is powered by two fairly standard replaceable button cell batteries. -chris <http://www.mythtech.net>