Panorama had conducted tests to show that radiation levels from wireless kits in one school was up to three times the level of mobile phone mast radiation. The fact worried parents of school children, who urged health agencies to look into the matter.
However, the UK Health Protection Agency stated that sitting in a Wi-Fi hotspot for a year is equivalent to the same dose of radio waves as making a 20-minute mobile phone call. The agency also pointed out to the fact that the intensity of Wi-Fi radiation is 100,000 times less than that of a domestic microwave oven, and the readings were 600 times below the government's safety limits.
BBC has now stated that even though the readings were well beneath the government's safety limits, some scientists suspect the whole basis of the safety limits may be wrong.
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