1) Which construction material provides the greatest protection for people and firefighters during an evacuation?

2) What is the raw material used to make cement?

3) What is the oldest known concrete construction?

4) Energy recovery allows to exploit the calorific value of waste to avoid their disposal in landfill and to reduce fossil fuels. Which of these products is not used in Catalan cement as an energy source?

5) How much money have Catalan cement companies invested during the period 1991-2014 to further improve their environmental behavior?

6) Material recovery consists of recycling industrial byproducts to save raw materials, which generates innumerable environmental benefits, like all the following except for one. Which one is the exception?

7) What kind of construction is not yet possible to build with cement / concrete?

8) In what year was the maximum cement consumption reached in Catalonia, with more than 8 million tons?