60-second Space
Most Laser Pointers Are Too Strong
- Autor: Vários
- Narrador: Vários
- Editor: Podcast
- Duración: 0:01:15
- Mas informaciones
Informações:
Sinopsis
Federal researchers find that most green laser pointers and half of red ones are stronger than safety standards permit, creating an eye hazard. Larry Greenemeier reports
