- Able to produce desired result - Competent - Cost-effective - Effective use of resources - Functioning successfully - skillful or effective - Well organised
- Fluid mechanics - That branch of science, or of engineering, which treats
of fluids in motion, especially of water, its action in rivers and
canals, the works and machinery for conducting or raising it, its use
as a prime mover, and the like.
- Apparatus - Device - Device found last month in foreign cinema - Device sliced up nice ham - Engine - In stomach I need device - Mechanical apparatus