Ambient office = 91 nanosieverts per hour

 

Ambient outside = 75 nanosieverts per hour

 

Soil exposed to rain water = 93 nanosieverts per hour

 

Hass avacado from Top Foods = 106 nanosieverts per hour

 

Tap water = 73 nanosieverts per hour

 

Filtered water = 63 nanosieverts per hour