Old manometer closeup on technique background

---

Size: 6520px × 4865px
Photo credit: © Mayberry / Alamy / Afripics
License: Royalty Free
Model Released: None

Keywords: aerotonometer, arrow, background, close-, color, compression, detail, device, equipment, gage, gauge, horizontal, image, industrial, instrument, mano, manometer, measure, measurement, measuring, mpa, pressure, pressurometer, russian, technique, vacuum