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Industries · Energy and resources

Building materials: cement, aggregates, steel and glass

How the heavy materials that go into every building and road are made and sold, why cement and stone are local businesses where the map decides the winner, how energy, freight and plant utilization drive profit per tonne, and how carbon rules are changing the industry.

36 min3 lessons Facts checked against sources on
Start lesson 1 How building materials work: heavy, cheap and local

Key takeaways

  • Most building materials are heavy and cheap for their weight.
  • Customers compare delivered cost: the cost at the plant gate plus freight to their site.
  • Building materials cases usually ask whether to build, buy or close a plant, why profit fell, or how to cope with carbon costs.
By the end you will be able to
  • Explain how cement, aggregates, ready-mix concrete, steel bars and flat glass are made and sold
  • Explain why heavy, low-value materials form local markets, and use delivered cost to find who wins a city
  • Calculate cost and EBITDA per tonne, the effect of utilization, and the carbon cost of a tonne of cement
  • Name the main players by region and the forces that moved the industry from 2024 to 2026
  • Crack typical building materials cases, starting with the right driver