CINDER is a term that has been used in various contexts. SLAG is a by-product of smelting ore, which is often used as a building material. ASH is the residue left after burning something. EMBER is a glowing, hot coal or wood fragment that remains after a fire. ELLA is a female given name derived from the Germanic word for 'OTHER'. ASHMAN is a person who collects and disposes of ashes. Together, these terms all relate to the concept of CINDER, which is a small piece of partially burned wood or coal.