👉 Stof, also known as sulfur dioxide or carbon dioxide, is a gas that exists in the atmosphere and is emitted from natural sources such as burning fossil fuels. It is a byproduct of combustion processes and has been used in various industries for centuries, but its emissions have become an increasingly important concern due to climate change and air pollution. The term "stof" is often used interchangeably with sulfur dioxide (SO2) or carbon dioxide (CO2), which are the main components of st