Ambient office  = 91 nanosieverts per hour

Ambient outside = 106 nanosieverts per hour

Soil exposed to rain water = 106 nanosieverts per hour

Avocado from Central Market = 100 nanosieverts per hour

Tap water = 98 nanosieverts per hour

Filtered water = 84 nanosieverts per hour

Dover sole – Caught in USA = 108 nanosieverts per hour