The basic calculation method relies on the measurement of oil temperature at the top of the transformer tank (top-oil temperature) and a calcultion of the temperature difference between the winding ...

Installing an air pump for your fish tanks not only makes it more appealing to look at but also provides oxygen for the fish. However, do you know how to choose the right air pump? Do you know where ...

Between the start of 2022 and the end of 2024, it gave $69bn (£54.6bn) in military aid, according to German think tank the Kiel Institute. Germany has given $13.6bn (£10.7bn), the UK $10.8bn (£ ...