I have 3 quarts on my counter now that are going on 24 hours underneath
halogen cabinet lights and, while there are no visible bubbles, the canning lid is bursting with pressure.
For ambient
light, designer Candice Olson, host of Divine Design on the W Network, suggests recessed
halogen lights, placed about 36 centimetres (14 inches) from the face of the
cabinets.