Space

Water recovery systems

We all wonder how astronauts go about their daily routines in space! How do they cook food? Where do they get fresh water? How do they use the restroom? The last two questions are connected, and we’ll show you how :) In the “Water recovery systems” set by MEL Science, we’ll teach you how to clean water in space! In short: do astronauts really drink pee? Let's find out!

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This set and 70+ others are included in the MEL Science subscription. Subscribe to MEL Science to get a new science set every month.

You will:

  • Purify water by evaporating it
  • Remove heavy metal ions from a contaminated liquid
  • Use charcoal to filter out impurities

You will learn:

  • What distillation is
  • How some impurities are worse than others
  • How water filters work

What’s a MEL Science subscription?

100+ hands-on science projects

giving you new ways to bond with your kids.

50+ unique digital experiences

making your kids’ screen-time more worthwhile.

One subscription

Hands-on projects delivered monthly to your home, plus digital experiences available anytime.

Loved by kids

Other Space sets

Get this set

This set and 70+ others are included in the MEL Science subscription. Subscribe to MEL Science to get a new science set every month.