If the defect (hole) in the part is small enough or the path length for the leak is long enough, it will be almost impossible for the fluids to flow through the hole (leak). The fluid properties that affect flow are pressure, temperature, and viscosity.
Though the answer seems to be correct, but when taken from that perspective, one will not keep focused on the real reason. The main reason why we shoe horses is for work, which then determines the style and the type of shoeing for the individual working horse. Various types of historical horseshoes.
How Big Should a Horse Round Pen Be? Horse pens are essential for training; they help horses improve their attention span and have marked benefits on their cadence and balance. They also facilitate a better relationship between the horse and its trainer because the enclosed nature of the pen gives the trainer the horse's undivided attention.