Ambient office = 94 nanosieverts per hour

 

Ambient outside = 80 nanosieverts per hour

 

Soil exposed to rain water = 89 nanosieverts per hour

 

Bartlett pear from Top Foods = 73 nanosieverts per hour

 

Tap water = 69 nanosieverts per hour

 

Filtered water = 64 nanosieverts per hour