A rope or cable used to rescue or prevent a fall or drowning

• A safety line attached to a harness or anchor point

A crucial source of help or escape in a crisis

• Something or someone you rely on to keep going

A route or system that delivers essential supplies or services

• Infrastructure vital to a community’s survival or economy

A safety line along a boat’s deck for clipping on

• Guard lines that help prevent crew from going overboard

A line connecting a diver to the surface tender for guidance and signals

The crease on the palm traditionally thought to indicate vitality