Introduction In the not so distant past, all mechanical drawings and blueprints were created by hand. Models of the parts were then made, also by hand. Mistakes could cost a great deal of time and money. Then the design world was revolutionized by computer aided drafting. This new tool, along with the addition of rapid prototyping, has saved industry a countless amount of hours and money. As efficient as the part modeling systems of today …showed first 75 words of 1193 total…

…showed last 75 words of 1193 total…work." Machine Design 29 Feb 1997. pp. 69-73. Puttre, Michael. "Simulation-based design puts the virtual world to work." Design News v. 53, 1998. pp. 21-25. Schut, Jan H. "Autofact showcases low-cost, high-function software and the first touchy-feely CAD." Plastics World Jan 1997. pp. 22-26. Teschler, Leland. "Walk-through realism slashes development time." Machine Design 25 May 1995. pp. 60-64. Table of Contents Abstract 1 Introduction 2 Virtual Reality Background 3 Virtual Reality Applications 3 Three Dimensional Graphics 3 Virtual Touch 4 Advanced Virtual Reality Applications 4 Conclusion 6 Works Cited 7 Appendix 8