xkcd #3187: High Altitude Cooking Instructions
Title text:
1,300,000-1,400,000 ft: Ask a crew member to show you how to use the ISS food warmer.
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3187/
xkcd #3187: High Altitude Cooking Instructions
Title text:
1,300,000-1,400,000 ft: Ask a crew member to show you how to use the ISS food warmer.
Transcript:
Transcript will show once it’s been added to explainxkcd.com
Source: https://xkcd.com/3187/
I meant up relative to the boiling point. Since the boiling point is lower, the same heat output is relatively higher. It just boils the water faster and does nothing to the temperature. You just need enough heat to get it to a boil if you don’t want to waste extra water and heat.
The pressure difference doesn’t change how many joules of energy needs to enter the food to cook it.