How Boiling Water and Sanitation Saved Millions of Lives
Understand how basic scientific insights like boiling water, water filtration, and sanitation prevented widespread epidemic disease.

Understand how basic scientific insights like boiling water, water filtration, and sanitation prevented widespread epidemic disease.
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4th Grade · Social Studies · US-WY-SS
8 lessons
Trace the evolution of tools and technologies and assess their impact on industries, ecosystems, and human society.