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Resources: 1 – 25 Total: 54
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Student activity   [Student activity]
Cleansing action of soaps and detergents
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     Animation   [Animation]
Cleansing action of soaps and detergents
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Student activity   [Student activity]
Coagulation
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     Whiteboard exercise   [Whiteboard exercise]
Coagulation
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Class activity   [Class activity]
Colloids. Washing in water
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     Whiteboard presentation   [Whiteboard presentation]
Colloids. Washing in water
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Animation   [Animation]
Emulsifying agent
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     Student activity   [Student activity]
Emulsifying agents
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Whiteboard exercise   [Whiteboard exercise]
Emulsifying agents
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     Slideshow   [Slideshow]
Fresh water
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Student activity   [Student activity]
Gels
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     Whiteboard exercise   [Whiteboard exercise]
Gels
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Student activity   [Student activity]
Hardness of water
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     Whiteboard exercise   [Whiteboard exercise]
Hardness of water
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Animation   [Animation]
Hardness of water
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     Animation   [Animation]
How do emulsifying agents work?
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Animation   [Animation]
How to distinguish between a true solution, a colloid and a suspension
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     Student activity   [Student activity]
Natural water
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Whiteboard exercise   [Whiteboard exercise]
Natural water
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     Class activity   [Class activity]
Natural waters
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Whiteboard presentation   [Whiteboard presentation]
Natural waters
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     Slideshow   [Slideshow]
Oil and water
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Animation   [Animation]
Oil spill cleanup
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     Animation   [Animation]
Pollution of seas and oceans
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Animation   [Animation]
Pollution of surface waters
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Resources: 1 – 25 Total: 54
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