GENERAL OBSERVATIONS . 2 I and fittings of valves . Sea - water can be used for liydraulic machinery , although fresb - water is better . Water - pressure has sometimes been applied to actuate ma - chines which are worked continuously and not intermittently , … Scala 1/5 * due to previously acquired 7 2 J S 6 ItLchts , J _ l motion , in addition to that Fig . 9 . due to its falling through a height . It is also derived from pressure due to a column of water in a pipe subject to the head of w ater in a stream . The power which exists in natural streams and…
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