sentences: dissolving is an example of two substances being combined physically
docs: distillation is separating. single_wafer_photoresist_removal is dissolving_event. dissolving is liquefaction. dissociation is separation. dissolving_event is becoming. disassembling is complete_separation. dissolving_event is physical_transformation. dissolving_event is physical_creation_event. dissolving_event is disassembling. disassociation is separation.