Plunger retractor optional. Schiotz Tonometers are used to measure and monitor intraocular pressure in the eye. The Schiotz tonometer has a free floating barrel with a footplate. The footplate ...

In general, I roll my eyes at one-trick-pony kitchen tools. No one needs a dedicated avocado or apple slicer. But sometimes you do, in fact, run into a single-use item that actually does its job ...

The real-time price of Brent crude oil is at $72.96 per barrel, and the price of WTI crude oil is at $69.46 per barrel. Oil prices are customarily quoted in dollars (USD) around the world, not only in ...