They have higher fuel consumption, lower speeds, unpressurised
cabin, high operating cost and unsuitable for operations from hot and high-altitude airfields.
It was about its worst in that flight we had on an unpressurised
plane from Penang.
It houses the solar panels and can hold unpressurised
Given that oil is in liquid form its storage is not an issue as it can be accommodated in unpressurised
tanks at a low cost.
Obviously everyone is going to look at me still as the reigning champion but it's just about trying to move it in your own head and make it as unpressurised
as it can be because it's scary, carrying everyone else's expectations with you.
Flying in a single seat, unpressurised
cockpit at altitudes nearing 30,000 feet was a test of unprecedented bravery and endurance.
We had to consider not only the physical stresses on the food itself, but also on the pilots -- thanks to the dramatic changes in temperature and climatic conditions in an unpressurised
cabin at almost 30,000 feet.
Child, now 59, said: "We flew in an old war-time surplus Dakota, It was unpressurised
so when it descended, a steward came round with a tray of boiled sweets.
The simulator is an unpressurised
cockpit, was exposed to extreme physical conditions.
Each day on the Pacific voyage, Borschberg will experience altitudes of 28,000 feet, akin to the worlds highest peak, and temperature changes of 55 degrees Celsius (almost 100 Fahrenheit) in the unpressurised
, unheated Solar Impulse 2 cockpit.
Borschberg will face extreme temperatures in the unpressurised
and unheated 3.