News tagged with gas

Preventing concrete bridges from falling apart

Extremes of temperature, rain, exposure to corrosive substances—all of these environmental factors contribute to the degradation of concrete. Specifically, a gas present in our environment, called hydrogen sulphide, turns ...

dateDec 19, 2018 in Engineering
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Image: Giant black hole powers cosmic fountain

Before electrical power became available, water fountains worked by relying on gravity to channel water from a higher elevation to a lower one. This water could then be redirected to shoot out of the fountain and create a ...

dateDec 16, 2018 in Astronomy
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