Dust is often a major problem in a lot of different industries: coal dust from the air at loading facilities, asphalt dust during concrete production, heavy iron ore dust at iron mines, sugar dust, and more. TThe latter poses a significant problem for the sugar industry because it leads to considerable revenue loss from the...
Month: October 2017
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Best Practices for Acid Gas Emission Control
Acid gases emitted from power generation and boiler burning, including sulfur dioxide and hydrogen sulfide, significantly endanger human health and the environment. The main ways that acid gases deposit themselves are through acid rain and dry deposition. The effects of acid rain are catastrophic: observing dead or dying vegetation is one of the initial indicators...
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Ejector Venturi Wet Scrubbers for Efficient Air Cleaning
Venturi wet air scrubber is a pollution control device that utilizes the energy of an incoming gas stream to atomize scrubbing liquid. The venturi scrubber is made of 3 parts – a converging section, a throat section, and a diverging section. The gas flow enters the scrubber through the first section, where it gains velocity; the...
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Zinc Production and Sulfuric Acid: Risks and Management
Zinc mining involves the extraction of the metal zinc through mining activities. Zinc metal is produced using the method of extractive metallurgy which consists of the following steps: the metal ore is first finely ground, then it is put through froth flotation to separate minerals from gangue. The last step results in zinc sulfide ore...