if you read the fine print on body armor for people, the armor does not have to stop rated rounds within three inches of the edge of the armor panel. ostensibly, it can be argued that in order to handle a change in shape, you simply size up or size down, but we all know that it’s not as simple as that. negative : shutting off pump or instant change of hydraulic property (e.g. we love to describe it as an underground city builder of sorts. wine caps are wonderful eaters and so are oysters, and both are super for your soil. 