Ambient office = 85 nanosieverts per hour

 

Ambient outside = 54 nanosieverts per hour

 

Soil exposed to rain water = 45 nanosieverts per hour

 

Vine ripened tomato from Top Foods = 91 nanosieverts per hour

 

Tap water = 81 nanosieverts per hour

 

Filtered water = 72 nanosieverts per hour