| tempdef: Device for shifting liquid or gas, valve controls liquid flow, switch/button/lever that controls something defprov: helen causton |
| •owl:Thing |
| •entity |
| •continuant |
| •independent_continuant |
| •object |
| •cardinal_part_of_instrument |
| •cardinal_part_of_liquid_chromatography_instrument |
| •pump_valve_switch |