Mass Extinction and Hydrogen Sulfide

The 7 deadly sins of hydrogen sulfide (H2S)

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You may not know much about hydrogen sulfide (H2S) but you are certainly familiar with its existence. It is the chemical compound that gives the foul odour of rotten eggs. Although the smell may not necessarily kill you, H2S can certainly cause human death. In fact, H2S has big four elements that you do not […]

what is biofilm?

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Ever wondered what that slime is in your bathroom, or that plaque on your teeth? Most likely it is a biofilm – a community of bacteria growing within a slime on a surface that is constantly moist. Biofilms are everywhere – from that plaque on your teeth, to sewage pipes, to the guts of cows. […]