|  | TOPIC:  Sources
 Animal Fat or oil can be burned in a lamp such as the Sudipa. Chemical Light Sticks or Florescent Plastic offer a short 
term solution in a pinch. The Krill Lamp and Photon lamps are bright. The Mantle Lantern powered lighthouses in the past. 
The chemical Titanium Dioxide tripped with a weak laser also emites light, and information Sources exist. Newly 
discovered Silicate Phosphors emit white light when excited by UV. Phosphorescent Pigments exist. Available sunlight 
could be intensified by unbreakable plastic Fresnel Lenses such as those marketed by Edmund Scientific, or a Roof 
Deflection or Tubular Skylight. The Hydrocoil heats water while extending bulb life.  |