Caustics

Patches of intense illumination caused by the refraction of light through a transparent object or the reflection of light from a reflective surface. One common example would be the shifting patterns of light and shade cast on the floor of a swimming pool on a sunny day. Rendering software has only recently become sophisticated enough to mimic such ...
Found on http://www.computerarts.co.uk/downloads/3d__and__animation/the_3d_world_glo

caustics

Strong alkaline chemicals that destroy soft body tissues resulting in a deep, penetrating type of burn, in contrast to corrosives, that result in a more superficial type of damage via chemical means or inflammation. Caustics are usually hydroxides of light metals. Sodium hydroxide and potassium hydroxide are the most widely used caustic agents in i...
Found on http://www.encyclo.co.uk/local/20973
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