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Harold and Sybil are lost, and despite Sybil's insistence, Harold refuses to stop and ask for directions. This chapter-opening story shows that
Surface Water
Water that collects on the surface of the earth, including rivers, lakes, and oceans, which plays a crucial role in the water cycle and ecosystem health.
Sand Filters
A water filtration system that uses sand as a natural filtering medium to remove impurities and particles from water, commonly used in water treatment processes.
Activated Charcoal
A form of carbon processed to have small, low-volume pores that increase the surface area available for adsorption or chemical reactions, often used in filtering and detoxifying.
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