Container glass Container glass Container glass is a type of glass for the production of glass containers, such as bottles, jars, drinkware, and bowls. Container glass stands in contrast to "flat glass" (used for windows, glass doors, transparent walls, windshields) and "glass fiber" (used for thermal insulation, in fiberglass composites, and optical communication). Container glass has a lower magnesium oxide and sodium oxide content than flat glass, and a higher Silica, Calcium oxide, and Aluminum oxide content. Its higher content of water-insoluble oxides imparts slightly higher chemical durability against water, which is required for storage of beverages and food. Most container glass
Secure Digital Container Secure Digital Container Secure Digital Container is a compressed, encrypted executable file type that is made and used by the e-academy License Management System (ELMS) for secure downloads of primarily academic software. After being downloaded, it is decrypted and the software is extracted. The SDC file is created by e-academy for distribution of academic software purchased or freely downloaded by its academic user base. It cannot be opened without the Secure Delivery Client. The Secure delivery client requests permission from ELMS to download. If ELMS denied the request, the download does not proceed. There is also a limited number of