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Ambient office = 98 nanosieverts per hour

 

Ambient outside = 89 nanosieverts per hour

 

Soil exposed to rain water = 105 nanosieverts per hour

 

Gala Apple from Top Foods = 105 nanosieverts per hour

 

Tap water = 113 nanosieverts per hour

 

Filtered water = 104 nanosieverts per hour