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Site notes
Notes from the site
Mixing, curing and choosing the right cement, written by the people who test it.
HomeSite notes
OPC or PPC: which cement is right for your pour?Two grey bags, two very different behaviours. Here is how to choose between them in under five minutes.Read the story 
Seven rules for storing cement on siteCement starts losing strength the day it meets damp air. These habits keep every bag as strong as the day it was packed.
Inside the lab: how every batch earns its numberBefore a bag is stitched shut, its cement has passed eleven tests. We take you through a morning in the plant laboratory.
Why curing matters more than the mixA perfect mix can lose a third of its strength if it dries out in the first week. Here is how to cure properly.
Three ways to lower the carbon in your concreteClinker is the carbon-heavy part of cement. Using less of it is easier than most specifiers think.
What to prepare before a bulk deliveryA tanker on site is a clock running. A short checklist keeps the discharge smooth and the driver on schedule.