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The alkali–silica reaction (ASR), also commonly known as concrete cancer, [3] is a deleterious internal swelling reaction that occurs over time in concrete between the highly alkaline cement paste and the reactive amorphous (i.e., non-crystalline) silica found in many common aggregates, given sufficient moisture.
During active cancer treatment, patients face many smaller battles on the path to remission. One of those lesser-known struggles is a condition known as chemo mouth, a painful side effect of ...
A fairly well-defined reaction front can often be observed in thin sections; ahead of the front the concrete is normal, or near normal. Behind the reaction front, the composition and the microstructure of concrete are modified. These changes may vary in type or severity but commonly include: Extensive cracking; Expansion
G&B Construction: “Why you should Never use Salt on Concrete in Winter” 11 Ice Scrapers With Nearly Perfect Customer Reviews Here’s Why Light Snow Is Just as Dangerous as a Snowstorm
In the accident, at least 27 patients were injured, and 11 of them died, according to IAEA. All of the injured were cancer patients receiving radiotherapy. [33] October 26, 1991 – Nesvizh, Belarus – An operator at an atomic sterilization facility bypassed the safety systems to clear a jammed conveyor. Upon entering the irradiation chamber ...
White and Lauer noted that absentee voting has already started and that before people vote on Election Day they need to know whether one or both stadiums suffers from concrete cancer before ...
Concrete cancer may refer to: Rebar corrosion and spalling of the concrete cover above rebar caused by the rust expansion and accelerated by chloride attack and ...
Senior Labour MP Dame Meg Hillier hits out at state of hospitals built with unsafe concrete School concrete – live: More affected classrooms emerge as hospitals treat heavy patients on ground ...