Spirax Sarco, Inc. has expanded its CAD Centre drawing libraries of steam system components and applications. The CAD Resource Centre, which is a design aid for steam system engineering, comprises a central online library offering component and application drawings for download in either AutoCAD® or Windows® Metafile (.wmf) formats. The inclusion of drawings in .wmf format enables non-CAD users to open them in CASSIO, a free offline version of the product and application drawing libraries) for use in illustration or office applications. For more information, visitwww.spiraxsarco.com.