D&nbsp
Danger

Look out for unsafe environment, e.g. exposed electrical wires, fire, possible explosion, construction works, or poisonous gas
Ensure that the scene is safe for you to help

 R
Response

Establish unresponsiveness
Call, tap or gently shake the person
Call out loudly: “Hello! Hello! Are you OK?”
If no response, Call loudly: “Help! Call ambulance 995”
Turn on back as a unit, “log-roll”, supporting [...]