How do jetpacks work?

The first challenge with the design of any jetpack is how to get the pilot off the ground without burning his legs off below the knees.

Boeing offering $2 million for working jetpack

Jetpacks: here's why you don't have one, Aeronautics

James Bond's Jetpack: Now Available in Orange County - Orange Coast Mag

How Close Are Humans To Actually Having Jetpacks?

What traffic? Boater commutes to work with James Bond-style jet pack - YBW

Geology in Motion: Water jetpacks, Saturn V rockets, and Mount St. Helens

Water jetpowered flight - PressReader

Finally. A Working JetPack

Jet Packs Are Finally Here—and I Flew One. Here's What Happened. – Robb Report

Jetpacks become a reality – an annotated graphic – Engineering & Technology magazine

How Close Are Humans To Actually Having Jetpacks?

Jet pack - Wikipedia

How long can a jetpack fly with fuel? - Quora

Jetpacks Have Come a Long Way, Actually

The real jetpack is back, and it's not just a 20-second steam machine