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A carbide lamp or acetylene gas lamp is a simple lamp that produces and burns acetylene (C2H2), which is created by the reaction of calcium carbide (CaC2) with water (H2O).

They also showed that lower blood calcium and magnesium levels are linked to poorer performance in cognitive tests. As we age, our body’s systems and organs slowly change, including the brain.

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Calcium is an important mineral that our bodies need to keep us healthy. Having cancer can affect the amount of calcium in the body. Why do we need calcium? Nearly all the calcium in the body is ...

One area seldom mentioned is one of the most utilitarian: lights. From the dawn of cycling when carbide lamps were the thing to dynamo systems pressing the rear tire to low power headlights with big ...