They’ve made an enormous difference- you and I are both alive and relatively healthy. I stepped on a couple of rusty nails in my life, glad my doctor didn’t pre

They’ve made an enormous difference- you and I are both alive and relatively healthy. I stepped on a couple of rusty nails in my life, glad my doctor didn’t prescribe a few carrots to keep tetanus at bay. Put a terrain enthusiast in charge of a public safety agency and watch. I want my food inspectors and water treatment engineers to believe in germ theory.