Add new comment

Ambient office  =  74 nanosieverts per hour

Ambient outside = 66 nanosieverts per hour

Soil exposed to rain water = 65 nanosieverts per hour

Carrot from Central Market = 114 nanosieverts per hour

Tap water = 70 nanosieverts per hour

Filter water = 63 nanosieverts per hour

Halibut - Caught in USA = 84 nanosieverts per hour