chemistry

Too orangey for crows

When I was young, maybe about 5 or 6 years old, my mum was always telling me not to put so much orange squash in my glass before filling it with water. In a time when actual proper orange juice was still considered something of a luxury, putting in a bit more squash than I should have would give it a decent, fuller, more orangey taste – it was like giving myself a treat! Mum would always tell us that “too much is bad for you”, which, of course, is true, but it masked her real feelings that using more meant that it would run out sooner and she’d have to buy another bottle. Like many children, this would have been my introduction to the concept of dilution; the idea that the more you water something down, the weaker it gets, and it seemed so obvious to me that a large amount of something should overwhelm a small amount of something else. So how is it that the only people in history, it seems, who never grasped this concept were the proponents of homeopathy? Read more “Too orangey for crows”