Best Available Technology, or B.A.T., is a term used to describe the most effective and advanced technology currently available for a particular industry or process. The idea behind B.A.T. is to reduce the negative impact on the environment, health, and safety by using the most efficient technology possible. B.A.T. is determined based on a variety of factors, including technical feasibility, cost-effectiveness, and environmental impact. In many cases, government regulations require companies to use B.A.T. in order to minimize their environmental impact. B.A.T. can vary greatly depending on the industry or process in question, and may include technologies such as renewable energy sources, waste reduction and recycling programs, and advanced pollution control devices. As technology advances, the definition of B.A.T. will continue to evolve, with new innovations and breakthroughs constantly pushing the boundaries of what is possible.