Balsa wood, despite its light weight, is surprisingly strong for its density, making it useful in model airplanes and other lightweight applications.
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The adhesive used on postage stamps is often a water-activated pressure-sensitive adhesive, meaning it needs moisture to activate its sticky properties.
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Some biodegradable plastics can actually take hundreds, even thousands of years to fully decompose under typical environmental conditions, despite their marketing.
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The grit number on sandpaper indicates the number of abrasive particles per square inch – a higher grit number means finer particles and a smoother finish.
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Advanced composites, like those used in Formula 1 cars, can be stronger than steel but significantly lighter, allowing for increased speed and fuel efficiency.
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The head of a screw is designed not only to provide a grip for a screwdriver, but also to distribute the clamping force evenly to prevent damage to the material being fastened.
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The price of steel and aluminum is heavily influenced by global events, like wars or major infrastructure projects, often fluctuating wildly in short periods.
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Materials Informatics can predict the properties of new materials without needing to synthesize and test them all physically, saving significant time and resources.
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The first paints were made from natural pigments like crushed minerals and plant extracts, thousands of years before synthetic pigments were invented.
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