Ambient office  =  89 nanosieverts per hour

Ambient outside = 103 nanosieverts per hour

Soil exposed to rain water =104 nanosieverts per hour

Avocado from Central Market = 157 nanosieverts per hour

Tap water = 95 nanosieverts per hour

Filtered water = 75 nanosieverts per hour

Dover sole – Caught in USA = 104 nanosieverts per hour