Follow used handwashing water from a household drain into the sewer network and a treatment plant, then onward to a river that may reach the sea. This lively children’s song introduces screens, settling particles, helpful microorganisms, and the important fact that treated wastewater is not drinking water.
Original explanations based on the cited sources.
Microorganisms are organisms usually too small to see without a microscope, such as bacteria and yeasts. They are not all single-celled or disease-causing.
Sources
Water treatment removes selected pollutants using methods such as settling, filtration and biological processes. Treated wastewater is not automatically safe drinking water.
Sources
Text from the recording’s subtitles.
3:05Follow used handwashing water from a household drain into the sewer network and a treatment plant, then onward to a river that may reach the sea. This lively children’s song introduces screens, settling particles, helpful microorganisms, and the important fact that treated wastewater is not drinking water.
2:40What lives in soil, water, food, and on our bodies but is usually too small to see? This curious kids’ song introduces bacteria as tiny single-celled organisms, explores how certain bacteria help make yogurt, and explains how washing with soap and water reduces the spread of microbes.
3:13Maja turns on the TV and wonders how a fish can swim across the screen—and where its splash comes from. This song explores how a signal guides pixels and speakers, how changing still pictures appear to move, and how a vibrating speaker moves the air to make sound.
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