Geiger Readings for May 07, 2015

Ambient office = 74 nanosieverts per hour
 
Ambient outside = 54  nanosieverts per hour
 
Soil exposed to rain water = 41 nanosieverts per hour
 
Mango from Central Market = 65  nanosieverts per hour
 
Tap water = 59 nanosieverts per hour
 
Filtered water = 54 nanosieverts per hour