The lava from Indonesia's Kawah Ijen volcano has an electric blue appearance
Large quantities of sulfuric gases emerge at high pressures, exposed to oxygen in the air and are ignited by the lava producing a blue flame
Lloyd Morrisett partnered with Joan Ganz Cooney, an activist and producer at the time. They thought it was possible to teach young children through television. Joan did a feasibility study titled ‘The Potential Uses of Television in Preschool Education’