Ambient office  = 59 nanosieverts per hour

Ambient outside = 105 nanosieverts per hour

Soil exposed to rain water = 108 nanosieverts per hour

Cauliflower from Central Market = 114 nanosieverts per hour

Tap water = 116 nanosieverts per hour

Filter water = 112 nanosieverts per hour

Dover sole – Caught in USA = 118 nanosieverts per hour