81.   Still, there was room for four travelers -- two in child safety seats -- to spread out in the first two rows of seats.

82.   That baby belongs in a properly fastened infant safety seat in the back.

83.   Tether straps attach to the rear of the safety seat and are attached to the car.

84.   The antennas send out electromagnetic signals, which are received by resonators in new child safety seats.

85.   The back of the safety seat has three sets of slots through which a shoulder harness may be routed.

86.   The belt comes up from behind a safety seat at an angle and hold it back and down to give it stability.

87.   The chief problem is that passenger seat designs vary widely among car models, so installing the safety seat can be confusing, Willis said.

88.   The danger exists because the bags were designed to protect average-sized adults, not children, and are especially dangerous for rear-facing infant safety seats.

89.   The experts concur that children are safest in the back seat and in their safety seats or, if they are large enough, seat belts.

90.   The FAA has been testing safety seats at its Civil Aeronautical Medical Institute in Oklahoma City, where dummies are used in crash tests.