Zippers, buttons, glue, staples, stitching. Prior to 1955, those were the main ways in which things were fastened together. But inventor George de Mestral’s 1941 discovery led to an easier and often more effective way of conjoining two things: VELCRO.

Sandblasting is commonly used to prepare a surface prior to painting and to strip paint from machinery and metal. It is also used to produce the lettering and engraving on most modern cemetery monuments and markers and to clean boat hulls, brick, stone and concrete.

If you use a computer and software every day, you owe much of its operational logic to Claude Elwood Shannon. Shannon was an American mathematician, electrical engineer, and cryptographer known as a “father of information theory.”

Desalination is the process of removing minerals (mostly salt) from seawater through physical and chemical processes to make it drinkable. Desalinated water is used on many seagoing ships and submarines.

When the foundation is in place, work begins on the main support structure. Almost all the parts for steel coasters are factory made and are shipped to the job site in sections. In the factory, the pieces for each support are cut and welded into the required shape using fixtures to hold them in proper orientation to each other.