Building an automatic plant watering system is becoming increasingly popular among gardening enthusiasts and IoT hobbyists. This DIY automatic plant watering system project helps solve the common ...

This automatic liquid dispenser is based on an RFID reader and Arduino. Whenever you want to fill a water bottle or can, or petrol in a vehicle, or any other liquid for that matter, you just need to ...

Here we build the automatic water dispenser device for washing hands with the help of Arduino and an ultrasonic sensor In the COVID-19 pandemic, the development of prototypes for the safety of ...

Hanoi officials say the latest tap water samples have passed safety tests, but continue to advise against drinking or cooking with it. Nguyen Nhat Cam, director of the Hanoi Center for Disease Control ...

This tutorial describes how to make an automatic water dispenser from Arduino and an ultrasonic sensor. This tutorial describes how to make an automatic water dispenser using an electronic diagram, a ...

pH determination is an essential experiment in many chemistry laboratories. It requires a potentiometric instrument with extremely low input bias current to accurately measure the voltage between a pH ...

Detection of environmental contamination such as trace-level toxic heavy metal ions mostly relies on bulky and costly analytical instruments. However, a considerable global need exists for portable, ...