Overview. Kidney stones are also known as calculi (plural), or calculus (singular). When it is in the kidney, it is a renal calculus. The tube draining the kidney to the bladder is the ureter, and a stone in the ureter is a ureteral calculus. It is estimated that 20% of us will have a kidney stone in our lifetime.
âIt wasn't long ago that sprayers were a niche product,â says Cory Venable, John Deere product manager. âNow they have become an essential product for effective crop production. More and more producers are seeing the value and return on investment that a self-propelled sprayer offers.
Snapper Inc., was the very first company to produce self-propelled rotary lawn mowers and classes itself as the most innovative company in their field but since 2002 Briggs & Stratton have been in charge of the manufacturer of every snapper lawn mower.