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
When fully completed in 1832 - the span between Akron and Cleveland opened on July 4, 1827 - the Ohio & Erie Canal travelled 308 miles through 146 lift locks on its path between Cleveland and Portsmouth, Ohio. The canal almost instantly turned Cleveland into a major commercial center. The city became the hub of a continental transportation network that connected with New York City via Lake Erie and New Yorkâs Erie Canal as well as with the nationâs developing frontier areas and New Orleans via the Ohio and Mississippi Rivers.