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Ambient office  = 93 nanosieverts per hour

Ambient outside = 167 nanosieverts per hour

Soil exposed to rain water = 171 nanosieverts per hour

Leek from Central Market = 83 nanosieverts per hour

Tap water = 79 nanosieverts per hour

Filter water = 72 nanosieverts per hour

Dover sole - Caught in USA = 100 nanosieverts per hour