Emergency exit doors in airport, low angle view

Key behind glass with "break glass for key" text

Teenage boy yelling, hand blurred in foreground, close up

Woman using cell phone in hospital waiting room, doctor and patient in background

By walking down face forward there is danger of falling a greater distance.

Different types of objects

Safe and dangerous methods of walking down stairs. Top image shows firefighter grasping handrail palms down. In bottom image firefighter uses a palms up technique, the safest one.

Two part illustration comparing the dangers of two ways of walking down stairs. Top image illustrates how, by walking down face forward, there is danger of falling a greater distance than one would fall if walking down backwards as seen in the lower im

A schematic illustration showing a houseplan from the front.

Emergency exit