| Answer | Crossword Clue |
|---|---|
| depressors | An instrument for pressing something down |
| depressor | An instrument for pressing something down |
| compressor | An instrument or device for compressing something |
| compressors | An instrument or device for compressing something |
| piezometers | An instrument for measuring the pressure of a liquid or gas, or something related to pressure (such as the compressibility of liquid). Piezometers are often placed in boreholes to monitor the pressure or depth of groundwater |
| piezometer | An instrument for measuring the pressure of a liquid or gas, or something related to pressure (such as the compressibility of liquid). Piezometers are often placed in boreholes to monitor the pressure or depth of groundwater |
