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Light sources and non-light sources

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  • Light source or non-light source?
    light source
  • Light source or non-light source?
    non light source
  • Light source or non-light source?
    non light source
  • Light source or non-light source?
    light source
  • Light source or non-light source?
    non-light source
  • Light source or non-light source?
    light source
  • Light source or non-light source?
    light source
  • Light source or non-light source?
    light source
  • Light source or non-light source?
    light source
  • Light source or non-light source?
    light source
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