With every breath we take we come closer to death. And if those breaths contain a good dose of polycyclic aromatic hydrocarbons, or PAHs, we may be getting to the end faster. These compounds are...
The world鈥檚 first commercially available laundry powder was Persil, introduced by the German company Henkel in 1907. The name derived from perborate and silicate, two key components in the product....
Think of a ghastly smell. Skunk? Halitosis? BO? Outhouse? Rotting fish? Rancid butter? Dog flatus? Decomposing flesh? All devastating. But let鈥檚 not forget the penetrating fragrance of a billy goat...
Ice is great in a beverage or on a skating rink but we don鈥檛 want it on our streets. How do we melt it? Potassium acetate, sodium chloride, calcium chloride, magnesium chloride or听 urea will do the...
It is clear that no longer can we continue to spew carbon dioxide recklessly into the atmosphere; and it is also clear that eventually we will run out of fossil fuels. So, how about killing two...
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