The Clayton, CA pollution index is the sum of the most hazardous air pollutants displayed in pounds. The Clayton, CA pollution index is 24.4% less than the California average and 170.1% greater than the national average.
Definition of real. 1  1 : of or relating to fixed, permanent, or immovable things (such as lands or tenements)
real world. 1. the realm of practical or actual experience, as opposed to the abstract, theoretical, or idealized sphere of the classroom, laboratory, etc.: recent college graduates looking for jobs in the real world of rising unemployment.