During the operation of such remedies, calculous patients are delighted in observing their urine become muddy and loaded with gravellous particles;

Jacob’s Ladder displays are sometimes found in science museums and centers. In demonstrations, an electric spark jumps between two parallel wires when electrons fed into one of the wires repel each other, heating up the surrounding air so the spark rises with the hot air before dying at the top of the wires.

[H]e likened was to a welhed / Of euill words, and wicked ſclaunders by him ſhed.

To this I answer that Beer nor Ale can be drawed off so fine from the Mash-Tun or Cooler, as to want a sufficient Sediment to feed it, as may be easily proved by an Observation when the Drink is drawn off, that never yet appeared to me without rather too much of this filthy Compound, which by its earthy and saline Parts naturally induces Hardness and Eagerness in the Liquor.