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2 cards from this section. Quick, good the night before a test.
What are bitumen emulsions?
Think about what happens when you mix bitumen with water.
Name one type of bitumen emulsion.
Remember the charges associated with each type.
What allows bitumen emulsions to be applied in damp conditions?
Consider the composition of emulsions.
True or False: Cationic emulsions are negatively charged.
Remember the charge properties.
If you were tasked with repairing a road during a rainy season, which type of emulsion would you choose and why?
Think about which type works well on negatively charged surfaces.
Discuss how the choice between cationic and anionic emulsions can impact the cost and success of a road construction project.
Evaluate efficiency versus initial costs.
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