Acids / Acid Esters Removal
																	Amine Removal
																	Caustic
																	Caustic Regeneration
																	CO2 Removal
																	COD Reduction
																	COS Removal
																	Digestor gas from agricultural plants
																	Elemental Sulfur Removal
																	Forestry waste, used cooking oil, animal-fat feedstocks
																	Garbage-to-fuel processes
																	Garbage-to-power processes
																	H2S Removal
																	Landfill gas
																	Liquid Extraction
																	Liquid Mass Transfer Equipment
																	NaHS
																	NaHS Removal
																	NaOH Removal
																	Naphthenic/Organic Acids (RCOOH) Removal
																	Off-spec Chemical Removal
																	pH Neutralization Chemical
																	Renewable diesel refining
																	RSH Removal
																	RSH Sweetening
																	Soda Makeup Chemical
																	Solvent Extraction
																	Spent Caustic Management / Removal
																	Spent Caustic Neutralization
																	Spent Caustic Treatment
																	Sulfur Makeup Chemical
																	Synthesis gas (syngas)
																	Water Soluble Oxygenates Removal