This seems like… a no duh? Sure I admire finding alternatives that are less bad for you… but when you grind almost anything into a fine dust and aerosolize it,

This seems like… a no duh? Sure I admire finding alternatives that are less bad for you… but when you grind almost anything into a fine dust and aerosolize it, breathing it is really bad. Proper PPE is essential for almost any industry like this.