How To Use Extremely low frequency In A Sentence

• Objective To explore the relationship between extremely low frequency ( ELF ) magnetic fields and carcinogenesis.
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• Many people are out there, not least of whom are SETI (Search for Extra Terrestrial Intelligence) looking on the megahertz level, when they should be redirecting their search back down to earth and to the extremely low frequency, before the mobile phone masts completely engulf us. Name Stargate | SciFi, Fantasy & Horror Collectibles
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