Tapping the power of lightsticks

Scientists have applied the principle behind lightsticks -- those snap-to-glow devices that light up without electricity -- to produce remote photopolymerization, a long-sought process for sealing inaccessible cracks and numerous other potential practical uses.

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<p><a href="http://www.physorg.com/news75373734.html">Tapping the power of lightsticks</a></p> <p>Scientists have applied the principle behind lightsticks -- those snap-to-glow devices that light up without electricity -- to produce remote photopolymerization, a long-sought process for sealing inaccessible cracks and numerous other potential practical uses.</p>