Ambient office = 55 nanosieverts per hour

 

Ambient outside = 60 nanosieverts per hour

 

Soil exposed to rain water = 55 nanosieverts per hour

 

Bartlett pear from Top Foods = 79 nanosieverts per hour

 

Tap water = 91 nanosieverts per hour

 

Filtered water = 79 nanosieverts per hour