Ambient office  = 83 nanosieverts per hour

Ambient outside = 102 nanosieverts per hour

Soil exposed to rain water = 104 nanosieverts per hour

Avocado from Central Market = 121 nanosieverts per hour

Tap water = 87 nanosieverts per hour

Filtered water = 78 nanosieverts per hour

Dover sole – Caught in USA = 97 nanosieverts per hour