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S55E20: WiFi: A Warning SignalWith twelve cities now completely covered by wireless (WiFi) computer networks, and many secondary and primary schools using WiFi in the classroom, Paul Kenyon investigates claims that the electronic smog of modern living can cause long-term health effects.
Genres:
Air Date:
May 21, 2007
Production:
Casts:
- Season 1
- Season 2
- Season 3
- Season 4
- Season 5
- Season 6
- Season 7
- Season 8
- Season 9
- Season 10
- Season 11
- Season 12
- Season 13
- Season 14
- Season 15
- Season 16
- Season 17
- Season 18
- Season 19
- Season 20
- Season 22
- Season 23
- Season 24
- Season 25
- Season 26
- Season 28
- Season 30
- Season 31
- Season 32
- Season 33
- Season 35
- Season 36
- Season 37
- Season 38
- Season 40
- Season 43
- Season 45
- Season 46
- Season 47
- Season 48
- Season 49
- Season 50
- Season 51
- Season 52
- Season 53
- Season 54
- Season 55
- Season 56
- Season 57
- Season 58
- Season 59
- Season 60
- Season 61
- Season 62
- Season 63
- Season 64
- Season 65
- Season 66
- Season 67
- Season 68
- Season 69
- Season 70
- Season 71
