Search Results for: Carbon articles
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and can contain a number of hazardous components, including crystalline silica and hexavalent chromium . environmental concerns are the high energy consumption required to mine, manufacture, and transport the cement, and the related air pollution, including the release of greenhouse gases (e.g., carbon
dioxide ), dioxin , nox , so , and particulates. the production of portland cement contributes to about % of world carbon dioxide emission. [ ] to meet the rising global population, the international energy agency estimated that the cement production is set to increase between and % by . [ ] there are...
https://en.wikipedia.org/wiki/Portland_cement