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Types and functions of concrete additives including Concrete air entrained

Concrete additives can be divided into four categories according to their functions:1, Improve concrete mixing logistics variable performance of admixtures, such as various functions of water reducer.2, Adjust the concrete setting time,…

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Is iron oxide safe for skin

Iron oxides are considered safe in cosmetics and personal care products because they are non-toxic and non-allergenic. Those with sensitive skin will tolerate iron oxides. Iron oxide reacts with water to produce iron hydroxide. The main difference be...…

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B4C layer alternating

To obtain what we consider to be the best interfacial structure of the (B4C)–(B6O) composite, we constructed a laminated structure with each B4C layer alternating with a B6O layer along the [100] direction. In this laminated structure, both icosahedr...…

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