Danielle Consote-Hammond, left, and James Grucci,right, technicians for Fireworks by Grucci, cover the firework pipes with tin foil to prevent embers or any other debris from falling into them that could cause a misfire, Monday, Dec. 31, 2012.

Yasmina Chavez

Danielle Consote-Hammond, left, and James Grucci,right, technicians for Fireworks by Grucci, cover the firework pipes with tin foil to prevent embers or any other debris from falling into them that could cause a misfire, Monday, Dec. 31, 2012.