| Subject | English | Spanish |
| tech. | dynamic test under load | ensayo dinámico con carga |
| met. | hydraulic load tensile testing machine | máquina con dispositivo de tracción hidráulica |
| comp., MS | load testing | prueba de carga (Testing at or beyond the limits of a specified requirement to understand its behavior and failure trigger points) |
| tech. | rolling load fatigue testing machine | máquina de carga rodante para ensayos de fatiga |
| health. | viral load testing | prueba de carga viral |