All heating oil tanks should have a gauge to indicate how much oil is left in the tank ... or an alarm that will react if the oil level drops suddenly (these cost from around £100). Plus, they're ...

Water storage often presents challenges such as monitoring tank levels, preventing overflow, and reducing manual intervention to operate the pump. Two types of devices, known as water level indicators ...

Oil traders hold a record position in a contract that lets them bet on the price difference between Middle Eastern crude and the global Brent benchmark, highlighting how unprecedented sanctions on ...