To keep pace with the changing needs of the global UAS market, Schiebel now offers an external fuel tank for extended range and endurance.

When a fuel unites with oxygen, we say the fuel burns; what is really happening is that chemical energy (fuel and oxygen) is changing to heat energy.

But the current killer is believed to be the planet's two-legged prime tenant and all his fuel-gulping, air-polluting, habitat-destroying, climate-changing ways.