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French President Emmanuel Macron on Monday said the government will announce "concrete and strong" measures to address the demands by high school students after their protests demanding better education conditions triggered weeks of nationwide unrest. Prime Minister Sébastien Lecornu is set to hold a news conference after meeting with high school student unions.
Researchers have created a concrete mixture that is both stronger and capable of absorbing carbon dioxide. The best formula, combining zeolite with bamboo biochar, boosted compressive strength by 7.48% and tensile strength by 15% compared with conventional concrete. It also captured about 1.2 grams of CO₂ per day in laboratory testing.
SPOILER ALERT: This story contains minor spoilers for “The History of Concrete,” now in theaters. John Wilson’s new documentary “The History of Concrete” is, of course, about the history of concrete. But it’s also about selling a documentary titled “The History of Concrete,” which, it turns out, is almost as hard as concrete. It sees […]
