WOJCIECH KOSMA is a Polish artist who made a name for themself in contemporary performing art over the past decade. More recently, Kosma started to produce avant-pop-music as Spalarnia. After the eponymous debut and an album named Ciało Świeci Niezgodą Na Przemoc—both published on Gorzów Wielkopolski-based label DYM recordings—they released Usta in 2022.