sulf - swee
- sulfer/caustic sewer
- sulferic acid dosing pump
- sulferic acid injection
- sulfide injection drum
- sulfide injection pump
- sulfide metering drum
- sulfur
- sulfur dioxide
- sulfur guard bed
- sulfur guard bed charge heater
- sulfur guard bed feed-effluent exchanger
- sulfur guard bed outlet
- sulfur production
- sulfur recovery
- sulfur recovery unit
- sulfur solidification
- sulphoric acid dosing pump
- sulphur pit
- sulphur pump
- sulphur solidification unit
- sulphuric acid tank
- SUM
- SUM conversion
- summary foundation plan
- summary plan of engineering lines
- sump pump
- superheated
- supervisor
- supervisory computer
- supervisory computer message output for PICOT
- supervisory control and data acquisition
- supervisory control execution environment
- supply pipeline
- suspended solid
- SV
- SV set-down decrement
- SV set-up increment
- SVH
- SVL
- SVP
