There is much debate about whether or not glass is actually a solid or a liquid. There have been many claims, especially by tour guides of very old churches, that glass is a liquid because there is an apparent “sagging” or “glass flow” in the glass at the bottom of each pane or piece of [...]
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Have you ever wondered why some of the old European cottages, which have more than one story, have successive cantilevered floors (“jettied”) which give them a “top heavy” look? Originally, during the Middle Ages, when additional stories to cottages or buildings were built, cottage builders first used relatively flat floor joists which were laid directly [...]
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