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Ambient office  = 90 nanosieverts per hour

Ambient outside = 100 nanosieverts per hour

Soil exposed to rain water = 95 nanosieverts per hour

Beersteak tomato from Central Market = 71 nanosieverts per hour

Tap water = 102 nanosieverts per hour

Filter water = 91 nanosieverts per hour

Halibut - Caught in USA = 115 nanosieverts per hour