У вашего броузера проблема в совместимости с HTML5
Experimenting with Rocket Stove to fire a monotube boiler. Its a bit undersized to be useful, but this is a test bed for configuration and concept. Would be insulated with a clay, pearl-lit mixture and framed with brick. The wood, lava rock is just to hold things. The idea is to power a steam generator of 1 hp/600watts, hot water, heat, and emergency cooking all in one. Lynxsteamengines.com