| A | B |
| Competent | Properly or sufficiently qualified; capable or efficient |
| Defective | Imperfect in form function |
| Design Flaws | An imperfection in an object or machine. |
| Durability | The quality of equipment or goods of continuing to be useful after an extended period of time and usage. |
| Economics | Dealing with production, distribution, and consumption of products or wealth. |
| Ethics | The standards for ethical or moral behavior of a particular group. In our case it will be the Engineering Code of Ethics. |
| Functionality | The ability of a product to do the job for which it was intended. |
| Morality | Rules relating to principles of right and wrong in behavior. |
| Purpose | What one intends to do or bring about. |
| Quality Control | The process of making sure that products or services meet consistently high standards. |