Health Hazards
[ASBESTOS] [LEAD] [RADON] [VOCs] [FORMALDEHYDE] [MOLD & MILDEW] [ELECTROMAGNETIC FIELDS]
[INDOOR AIR QUALITY] [UNDERGROUND STORAGE TANKS] [LANDLORD TENNANT RESPONSIBILITIES]
hazards electromagnetic fields

Electromagnetic fields are present everywhere in our environment but are invisible to the human eye. Electric fields are produced by the local build-up of electric charges in the atmosphere associated with thunderstorms. The earth's magnetic field causes a compass needle to orient in a North-South direction and is used by birds and fish for navigation.
Besides natural sources the electromagnetic spectrum also includes fields generated by human-made sources: X-rays are employed to diagnose a broken limb after a sport accident. The electricity that comes out of every power socket has associated low frequency electromagnetic fields. And various kinds of higher frequency radiowaves are used to transmit information – whether via TV antennas, radio stations or mobile phone base stations.
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