3.2. Sources of Sulphates

Try these first

1. 1.

   What is a common natural source of sulphate?

   Hint

   Think about things found in nature.

2. 2.

   Which type of water typically contains sulphate?

   Hint

   Recall what is in oceans.

3. 3.

   Which of the following is a natural source of sulphates?

   • Groundwater
   • Freshwater
   • Air

   Hint

   Think about water sources in nature.

4. 4.

   True or False: Industrial pollution does not impact concrete integrity related to sulphate attack.

   • True
   • False

   Hint

   Remember pollution affects the environment.

5. 5.

   A construction project is planned near a river known for high gypsum content. Discuss the potential sulphate risks and how to mitigate them in your construction practices.

   Hint

   Consider environmental assessments you might do beforehand.

6. 6.

   You are designing a concrete structure intended for a coastal area. Identify possible sources of sulphates and propose a design strategy to enhance durability.

   Hint

   Think about the combination of material choices and environmental protection mechanisms.