This program is mandated by Section 5 of the Toxics Substances Control Act (TSCA). The New Chemicals Program functions as a gatekeeper which can identify conditions-up to and including a ban on production-to be placed on the use of a new chemical before it is entered into commerce.
Currently, the newest version is MS Word 2010. Same with all the other different MS applications (PowerPoint, Excel, etc.)
Microsoft Word remains the world's beefiest and most popular word processing program. It's no easy task to simplify an application that has accumulated 30 years' worth of features, but Microsoft has improved the 2013 edition in several key ways, starting with a polished Read Mode and embedded PDF edits.