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Ambient office  = 89 nanosieverts per hour

Ambient outside = 150 nanosieverts per hour

Soil exposed to rain water = 154 nanosieverts per hour

Avocado from Central Market = 67 nanosieverts per hour

Tap water = 56 nanosieverts per hour

Filter water = 52 nanosieverts per hour

Dover sole - Caught in USA = 87 nanosieverts per hour