Human and pets have soft tissue that don’t seem to be bothered by it. I meant inhaling a large amount of fine powder of any type is a problem. Boric acid seems

Human and pets have soft tissue that don’t seem to be bothered by it. I meant inhaling a large amount of fine powder of any type is a problem. Boric acid seems to be pretty heavy that they’re not airborne easily. Boric acid was used in detergent, pool cleaning, eye wash, mouth rinse, toothpaste, skin treatment, and some food preparation.