Signed 18"h x 12"w encaustic and mixed media on panel, 2005. Encaustic painting, also known as hot wax painting, involves using heated encaustic medium to which colored pigments have been added for creating artworks. Molten medium is applied to a surface—usually prepared wood, though canvas, and other materials are sometimes used. Carol's similar pieces are listed at over $4,000, so this is a real bargain. Carol Hoy was born in 1948 and lives in New Mexico.