Let there be Light, Air… and Dried Nettles?

There’s a quiet little hum in the other room right now, a satisfying hum. The hum of twenty pounds of stinging nettles lying in a box, rapidly drying.
But wait. Nettles don’t hum, nor do boxes. What kind of etymological mischief is this?
Well, my friends, I am introducing to you the new food dehydrator, made […]