 |
| English | Spanish |
| cultural factor | factor cultural |
| ethnic factor | factor étnico |
| human factors The study of human beings and their interaction with products, environments and equipment in performing tasks and activities. Objectives are to maximize human and system efficiency and human well-being and quality of life | factores humanos (El estudio de los seres humanos y de su interacción con productos, medio ambiente y equipos al realizar tareas y actividades) |
| human factors | factores humanos |
| Physical and psychological factors | Factores fìsicos y psicológicos |
| production factor | factor de producción |
| time factor | factor tiempo |