Consideringt he WHO standardo f l5 pglkg
ofbody weight per week in food, anaverageT0-
kg person would be allowed approximately I mg
of total arsenic. This amount is equivalent to 50
liters of drinking water with 20 ppb of arsenic,
which is much more than the total consumption
in a week for a normal human being. Therefore,
predicted risks associated with cuffent water
drinking rates for all populations are within an
acceptableli mit given by WHO.