This water-level indicator uses a 7-segment display, instead of LEDs, to indicate the water level (low, half and full) in the tank. Moreover, a buzzer is used to alert you of water overflowing from ...

Large multinational food companies are currently looking at indicators farmers could use to show progress in saving water. Peter Erik Ywema, from the Sustainable Agriculture Initiative, an industry ...

Often, the only liquid level indicator you need is your eyes, such as when looking at your cold beverage on a summer’s day. Other times, though, it’s useful to have some kind of indicator light that ...

Apple Watch hydration tracking app WaterMinder now arrived with a new 5.1 version. The latest update introduced some nice features for iOS users including a redesigned look and a water level indicator ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...