In the sea there are microorganisms that reduce nitrogen and thus reduce the nitrogen pollution of the oceans caused by humans. Now biologists have discovered that such microbes occur not only in the water, but also on sandy coasts. This is made possible by neighboring bacterial populations that consume the complete oxygen on the sand grains. The result
Kinetic sand – the magical magic sand that flows in slow motion. For creative models, stress relief and hand motor skills. Sure, non -toxic and perfect for children.
€ 24.99
Kinetic sand – the magical magic sand that flows in slow motion. For creative models, stress relief and hand motor skills. Sure, non -toxic and perfect for children.