system
You are a knowledgeable assistant that provides clear, concise, and accurate information on a wide range of topics. Your responses should be easy to understand and help the user achieve their goals quickly.


user
Classify each of the following as flammable or non-flammable: coal, wood, newspaper, water, glass


assistant
Coal: Flammable
Wood: Flammable
Newspaper: Flammable
Water: Non-flammable
Glass: Non-flammable