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Ambient office  =  78 nanosieverts per hour

Ambient outside = 98 nanosieverts per hour

Soil exposed to rain water = 93 nanosieverts per hour

Avocado from Central Market = 47 nanosieverts per hour

Tap water = 66 nanosieverts per hour

Filter water = 59 nanosieverts per hour

Dover sole - Caught in USA = 119 nanosieverts per hour