Unlike lacquer, shellac and varnish, which have been around for centuries, polyurethane is a product of 20th-century lab ...

Durometers use a specific scale, the durometer hardness scale, for measuring the hardness of rubber, sponge rubber, plastic, and other nonmetallic materials. The durometer hardness scale is an ...

Hardness testers measure a material's resistance to indentation. Hardness is a characteristic of a material, not a fundamental physical property. It is defined as the resistance to indentation, and it ...

Hardwood species all have different levels of hardness, and they have been collated into a handy reference tool called the Janka Hardness Chart ... wax on floors with polyurethane finishes ...

The week’s most popular songs, ranked by audio and video streaming activity on leading digital music services,radio airplay audience impressions based on monitored airplay and sales data, all ...

Charts and sparklines are powerful data visualization tools in Excel. Here’s a guide to the most popular chart types in Excel and how to best use them. Microsoft Excel offers a plethora of tools ...

After preparing your music for release and registering it for the Official Charts, you must make sure its release adheres to the Official Chart rules. Once you have registered your releases ...

THE WEEK’S MOST POPULAR SONGS RANKED BY ADULT CONTEMPORARY RADIO AIRPLAY DETECTIONS, AS MEASURED BY MEDIABASE AND PROVIDED BY LUMINATE. Teddy Swims Last week Weeks at no. 1 Weeks on chart J.E ...

Opinions expressed by Forbes Contributors are their own. Hugh McIntyre covers music, with a focus on the global charts. It’s not often that a heavy metal band hits No. 1 on any of Billboard’s ...