Alex@rtnVFRmedia Suffolk UKthe equipment which creates more of an actual safety risk dates back from 1950s to 1970s (long before the analogue cellular mobile network even existed), and would be rarely found nowadays as technology has improved, although even today not all radio transmitters are approved for use in explosive atmospheres and there is specialised (and premium priced) kit available for this purposes (such as safety critical comms at oil refineries)
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