What is MENISCUS? The departure from a flat surface where a liquid meets a solid, due to surface tension. The effect can be seen clearly through the wall of a glass tube. The surface of water in air rises up the wall of the tube, while that of mercury is depressed, SIGHT-FEED LUBRICATOR.
An abandoned mud-covered scooter is found during the draining of the Canal Saint-Martin in Paris, France Charles Platiau/Reuters
On its completion in the fall of 1825, a gala celebration accompanied the trip from Buffalo to Albany, and downriver to New York City, which concluded with the pouring of a barrel of Lake Erie water into the Atlantic. Clinton's Ditch was a triumph. The $7,000,000 cost of the Erie Canal was soon repaid. Toll revenue amounted to close to a million dollars in the first year alone and provided New York with a surplus for many years.