Ecologist Water Filtration Column(回歸自然淨水柱)

Difficulty: ★★★
Less and less freshwater is available to us because of rising populations and increased pollution. Everyone on this planet should share the same water continuously by cycling.

What are the ways to reuse water and why the sandstone must be arranged in certain order? You young science enthusiasts will find out with this kit. Replicating a mini water purification plant, this kit teaches children about the science of water purification and recycling. Kids will learn different ways (including filtration and precipitation method) to produce ‘clean’ water by performing 3 different experiments.

Kit contains

  • Funnel
  • Filtration tubes x4
  • Base ring
  • Base chamber
  • Granite
  • Porcelain sand
  • Active carbon
  • Quartz sand
  • Saleratus
  • Potassium alum
  • Sponges
  • Filter papers
  • Dirty water (Please prepare)


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