Is liquid limit a percentage?

Is liquid limit a percentage? 2.1 The liquid limit of a soil is the moisture content, expressed as a percentage of the weight of the oven-dried soil, at the boundary between the liquid and plastic states of consistency. What does a high liquid limit mean? A high liquid limit normally indicates a high compressibility and […]

What happened in the Old Stone Age?

What happened in the Old Stone Age? Lasting roughly 2.5 million years, the Stone Age ended around 5,000 years ago when humans in the Near East began working with metal and making tools and weapons from bronze. During the Stone Age, humans shared the planet with a number of now-extinct hominin relatives, including Neanderthals and […]

What is a bimetallic strip made of?

What is a bimetallic strip made of? The strip consists of two strips of different metals which expand at different rates as they are heated, usually steel and copper, or in some cases steel and brass. How does a bimetallic strip work? Bimetallic strips A traditional thermostat has two pieces of different metals bolted together […]

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