Get your groove on with 'Sister Act'

Polyester is made through the "esterification condensation of polyfunctional alcohols and acids." It is the linking of these esters which make the fabric impervious to biodegrading.

In other words, while the raging Colorado river may have only taken a few billion years to cut a gorge known as the Grand Canyon, polyester, along with atomic waste, will remain on this planet until the second big bang.

All of this is leading up to an explosion of man-made fabric adorning the heavenly cast of "A Divine Musical Comedy, Sister Act." It just opened Saturday night in downtown San Diego. It is a happy s...