Ambient office = 95 nanosieverts per hour

 

Ambient outside = 101 nanosieverts per hour

 

Soil exposed to rain water = 120 nanosieverts per hour

 

Vine ripened tomato from Top Foods =92 nanosieverts per hour

 

Tap water = 94 nanosieverts per hour

 

Filtered water = 85 nanosieverts per hour