WD-40 is a globally recognized brand known for its multi-purpose lubricant, used to protect against rust, loosen stuck parts, displace moisture, and lubricate mechanical components. Originally developed in the United States in the 1950s, WD-40 has become an essential product for industries, automotive applications, home maintenance, and DIY projects. Thanks to its versatility, it is widely used in various applications to enhance the functionality and longevity of tools and machinery.