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wat ass d'Ofwier géint d'Benotzung vun konkret Zousätz

The use of concrete additives, wéi fléien Äschen, lime, a Waasser, has been controversial for decades. While these additives can provide various benefits, such as improving durability, Kraaft, and efficiency of concrete production, they have also raised concerns about their environmental impact and potential health risks.
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wéi engem Prozentsaz ass d'Betonplack als Deel vun der Zousatz/

The percentage of the concrete slab that constitutes an addition is typically determined by taking into account the total amount of material added to the structure, and then dividing it by the original size of the concrete slab. This calculation can help to determine whether the addition is significant or not, and can also provide valuable insights into the design and construction of the building.
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ass Additioun an Subtraktioun abstrakt oder konkret Denken

Addition and subtraction are two fundamental concepts in mathematics that have been studied for centuries. They are abstract thinking skills that require creativity, reasoning, and problem-solving abilities. While they may seem like basic operations that can be performed without much thought, they involve complex calculations that require careful consideration.
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wann sinn retarding additive benotzt op konkret

Additives are used in concrete to improve its strength, Haltbarkeet, an Erscheinung. They can be classified into two categories: retarding additives and retarders. Retarding additives prevent the release of water from hydration joints, while retarders help delay the penetration of water into the soil.
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wéini huet konkret Zousätz ugefaangen

D'Benotzung vu Betonadditive staamt aus antik Zäiten, wéi d'Leit ugefaang hunn verschidde Materialien un hir Zementmix ze addéieren fir seng Eegeschaften a Kraaft ze verbesseren. Déi éischt Betonadditive waren einfache Verbindungen, wéi Kalk oder aner Konservéierungsmëttel, déi an d'Zementmëschung bäigefüügt goufen, fir all negativ Auswierkunge vu Waasser entgéintzewierken, loft, oder aner Ëmweltfaktoren.
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