Copper sulfate, also known as cupric sulfate or blue vitriol, is a chemical compound with the formula CuSO4. It appears as blue or green crystals and is widely used in agriculture, industry, and laboratory applications. In agriculture, copper sulfate serves as a fungicide and herbicide, effectively controlling fungal diseases on crops and aquatic weeds in water bodies. It is also utilized in various industrial processes, such as electroplating to deposit copper on surfaces and in the production of copper-based chemicals. In laboratories, it finds application as a reagent in chemistry experiments. Copper sulfate's versatility and effectiveness in different domains make it a valuable compound with a range of practical uses.