Silver chloride is a chemical compound often used in black and white photography due to its light-sensitive properties. When exposed to light, silver chloride changes from a light yellow color to a dark gray or black. This reaction is what allows photographers to capture an image on film. Silver chloride is also used when processing prints as it helps to create a clear, high-quality image. Its versatility makes it a popular choice for photographers of all levels. Silver chloride is a reliable and cost-effective way to capture beautiful black and white images.