Even a good design may fail. Sometimes steps can be taken ahead of time
to reduce the likelihood of failure, but it cannot be entirely eliminated.
| NSES Content Standard E
Science and Technology: Understandings about science and technology Grades 5-8, page 166 Perfectly designed solutions do not exist. All technological solutions have trade-offs, such as safety, cost, efficiency, and appearance. Engineers often build in back-up systems to provide safety. Risk is part of living in a highly technological world. Reducing risk often results in new technology. |