The world’s 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’s not forget the penetrating fragrance of a billy goat...
Ice is great in a beverage or on a skating rink but we don’t want it on our streets. How do we melt it? Potassium acetate, sodium chloride, calcium chloride, magnesium chloride or 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...
“You are what you eat” is a time honoured truism. After all, food is the only raw material that enters our body, so we are literally made of what we eat. That of course includes our brain. But what...
The other day, at the garden center, I noticed a box of fertilizer announcing that it contained a "natural" fertilizer… guano. In fact, before synthetic fertilizers, such as ammonium nitrate -...
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