Ambient office  = 100 nanosieverts per hour

Ambient outside = 88 nanosieverts per hour

Soil exposed to rain water = 89 nanosieverts per hour

English cucumber from Central Market = 42 nanosieverts per hour

Tap water = 123 nanosieverts per hour

Filtered water = 112 nanosieverts per hour

Dover sole – Caught in USA = 115 nanosieverts per hour