Fueling the Future
Recycling Resources
Survival Chemistry
100

This gas is produced by plants during photosynthesis and is needed for survival.

What is oxygen?

100

On ExoTerra, astronauts must recycle this essential compound for hydration and survival.

What is water?

100

On a new planet, colonists must extract and process this gas for breathing.

What is oxygen?

200

This process turns chemical energy into electricity, often used in fuel cells for space missions.

What is electrolysis?

200

This process uses microbes or chemicals to break down waste into reusable nutrients.

What is bioremediation?

200

This chemical process helps remove toxic elements from ExoTerra’s soil.

What is chemical filtration or soil remediation?

300

The type of fuel that ExoTerra colonists might create using water and electricity.

What is hydrogen fuel?

300

The process of breaking down carbon dioxide to create breathable oxygen.

What is carbon capture or artificial photosynthesis?

300

If ExoTerra’s water is too salty, colonists will need this process to make it drinkable.

What is desalination?

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