Ambient office = 95 nanosieverts per hour

 

Ambient outside = 64 nanosieverts per hour

 

Soil exposed to rain water = 81 nanosieverts per hour

 

Celery from Central Market = 96 nanosieverts per hour

 

Tap water = 104 nanosieverts per hour

 

Filtered water = 77 nanosieverts per hour