Recent content by steve00

thanks DlK and RON I will try those places when I was searching I was only able to find air quality testing.

I have a property in California farm country. for many years before I bought the property the county had stored pea gravel in huge piles on my property and theirs. each time they would remove the gravel they would leave the dust so that now I have about 4" of solid rock dust over a 1/2 acre...