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Ambient office = 87 nanosieverts per hour

 

Ambient outside = 155 nanosieverts per hour

 

Soil exposed to rain water = 178 nanosieverts per hour

 

Hass avacado from Top Foods = 91 nanosieverts per hour

 

Tap water = 106 nanosieverts per hour

 

Filtered water = 89 nanosieverts per hour