Rely on a quality angle grinder for cutting, grinding, carving, and a host of other tasks. We tested a variety of models to find the best options.

The variable-speed hydropower generation technology of small hydropower plants has great potential because of abundant water resources and the low overall efficiency of the traditional constant speed ...

It's compact, solidly built and great for travel, but the slightly larger 13.8-inch version is the better choice as a daily driver.

Freeway bottlenecks lead to traffic congestion and speed reduction, resulting in increased risks of rear-end collision. This paper aimed to develop a control strategy of an integrated system of ...