vapo - Wash
- vaporation pond
- vaporiser condensate drum
- Vapour Phase Inhibitor
- Vapour Pressure
- Variable Speed Drive Systems
- Variable Speed Driver
- Vendor Documentation Requirement List
- Vent knock-out drum
- Ventilated lead-acid sealed tube-and-plate batteries with adjustable valves and gelled electrolyte
- Ventilation ducts
- Verge
- Very Early Smoke Detection Apparatus
