You want “food grade” diatomaceous, which is reasonably safe. Personally I wouldn’t use it preemptively, only when there’s a suspected problem. I would wear a m

You want “food grade” diatomaceous, which is reasonably safe. Personally I wouldn’t use it preemptively, only when there’s a suspected problem. I would wear a mask when applying. “Pool grade” diatomaceous earth should not be used, it is hazardous to be around as it’s structure was changed by heating. https://www.diatomaceousearth.com/blogs/learning-center/beginners-guide https://www.diatomaceousearth.com/blogs/learning-center/begi...