A brief review of "What's an EMF?" (Electro-Magnetic Field), followed by more details of non-native health-impacting sources and how to begin to limit our exposure.
Disclaimer(s)
Library programs, events, and classes are photographed or videotaped for promotional purposes or to document library activities. Notify library staff if you prefer not to be photographed.
Los programas de la biblioteca, eventos y clases son fotografiados o filmados con fines promocionales o para documentar las actividades de la biblioteca. Notificar al personal de la biblioteca si prefiere no ser fotografiado.