SAN JOSE, CA--Engineers can get answers to questions about welding, brazing and soldering at a Web site operated by McWane & Associates, an engineering services firm.

Located at www.materialsite.com, the Web site has a list of 50 topic headings, such as "Aluminum and Aluminum Alloys," "Defects and Discontinuities," "Failure Analysis," "Plastics," "Robotics" and "Welding Filler Metals." Each heading contains a list of several questions. Answers to the questions cost $5 each.

Engineers can also get answers to specific questions at a charge of $3.35 per minute of research time.