The lab hours during the Christmas break are: 
   Friday  : 8 AM - 5 PM
 Saturday  : Closed
   Sunday  : Closed
   Monday  : Closed
  Tuesday  : Closed
Wednesday  : Closed
 Thursday  : Closed
   Friday  : Closed
 Saturday  : Closed
   Sunday  : Closed 
   Monday  : Closed
  Tuesday  : Closed
Wednesday  : 8 AM - 5 PM
 Thursday  : 8 AM - 5 PM
   Friday  : 8 AM - 5 PM
 Saturday  : Closed
   Sunday  : Closed
   Monday  : 8 AM - 5 PM
  Tuesday  : 8 AM - 5 PM
Wednesday  : 8 AM - 5 PM
 Thursday  : 8 AM - 5 PM
   Friday  : 8 AM - 5 PM
 Saturday  : Closed
   Sunday  : Closed