Geiger Readings for Aug 19, 2019
Ambient office = 93 nanosieverts per hour
Ambient outside = 104 nanosieverts per hour
Soil exposed to rain water = 100 nanosieverts per hour
Black rice from Central Market = 147 nanosieverts per hour
Tap water = 97 nanosieverts per hour
Filtered water = 74 nanosieverts per hour