refraction
Fraggle #28 created this outcome on May 26, 2008 at 9:17pm and drew refraction on May 26, 2008 at 9:16pm.
light +
glass =
Fraggle #28 created this outcome on May 26, 2008 at 9:17pm and drew refraction on May 26, 2008 at 9:16pm.
+
=
refraction