Paddle type flow switches are used to track the liquids flowing in the pipeline. These flow switches can be relied on and are also cheap. They are used to protect pumps and other equipment from low liquid flow. They are as well used to prove the f...

What is Selenium?Selenium is an open-source automated testing tool. It can test web applications over browsers and platforms. It mainly focuses on automated web-based applications. The testing which is done by using this tool is called Selenium Te...