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Question 1 of 3
1. Question
Ground granulated blast-furnace slag (GGBS) is a by-product of: -
Question 2 of 3
2. Question
Compared with CEM I, Portland limestone cement (PLC) typically reduces CO₂ per tonne of cement by around: -
Question 3 of 3
3. Question
Roughly what proportion of cement’s CO₂ emissions come from the calcination (chemical) reaction itself, rather than from kiln fuel?