I would start here:
www.elitefourum.com/t/uv-light-testing-8-month-conclusion-group-one/21895/1
Way more in depth than I could provide!
I would start here:
www.elitefourum.com/t/uv-light-testing-8-month-conclusion-group-one/21895/1
Way more in depth than I could provide!