Ambient office  =  102 nanosieverts per hour

Ambient outside = 136 nanosieverts per hour

Soil exposed to rain water = 135 nanosieverts per hour

Carrot from Central Market = 93 nanosieverts per hour

Tap water = 101 nanosieverts per hour

Filter water = 93 nanosieverts per hour

Dover sole – Caught in USA = 108 nanosieverts per hour