Potassium formate is a chemical compound with the formula HCOOK, consisting of potassium cations and formate anions. It is a versatile chemical primarily used in drilling fluids for the oil and gas industry, where it serves as a high-density brine to control wellbore pressure, prevent blowouts, and enhance drilling efficiency. Potassium formate brine is an environmentally friendly alternative to traditional oil-based drilling fluids. It also finds applications in de-icing solutions for runways and highways due to its low environmental impact. In addition, potassium formate is used as a reducing agent in various chemical processes and as a corrosion inhibitor in some industries. Its multifaceted utility, particularly in drilling operations and de-icing, highlights its significance in promoting safety and efficiency while minimizing environmental concerns.