Question: what is gouache made of?
Answer: Gouache (/ɡuˈɑːʃ, ɡwɑːʃ/; French: [ɡwaʃ]), body color, or opaque watercolor, is one type of watermedia, paint consisting of natural pigment, water, a binding agent (usually gum arabic or dextrin), and sometimes additional inert material. Gouache is designed to be opaque.