Thread Glow
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Polyester Embroidery Thread – Hearts-A-Glow $2.25 |
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YLI – Brilliance Glow In The Dark Thread $12.99 |
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Robison-Anton #122 SS Rayon Embroidery Thread $3.50 |
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Embroidery Thread Variety Kit – Glow, Twister, Variegated, Solids $25.00 |
why the candle is lit in blue about the subject?
This phenomenon is called chemiluminescence. The chemical reactions that occur in burning wax fumes create products in an excited state. That is, the electrons are in a high energy level. When the electrons fall back to its level low energy release photons (light). http://en.wikipedia.org/wiki/Chemiluminescence
