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Ambient office = 65 nanosieverts per hour

 

Ambient outside = 64 nanosieverts per hour

 

Soil exposed to rain water = 89 nanosieverts per hour

 

Banana from QFC = 122 nanosieverts per hour

 

Tap water = 70 nanosieverts per hour

 

Filtered water = 56 nanosieverts per hour