How often do helicopter accidents happen? Are helicopters less safe than other aircraft? What has a greater chance for an accident, a helicopter or a car on the road? - Quora
Can Children of All Ages Go in a Helicopter or Small Plane? – Pilot Teacher
Is a Helicopter Safer than a Plane? - Pilot School Hero
After A Helicopter Crash Took Kobe Bryant's Life, People Started Doubting Helicopter Safety So Here Are Some Facts | Bored Panda
SureFly Octocopter pitched in Detroit as the drone anyone can fly
Is Helicopters Safer Than Cars?
Is driving a car more dangerous than flying on a helicopter? - Quora