Originally Posted by
tony
This has long been used as a quick way of determining whether your genetic makeup can or cannot recognise those malodorant waste compounds. Another even easier "test" was to check whether you can roll your tongue into a tubular shape or not. In fact we now know that with practise and the right environment this can sometimes be achieved by "non-rollers", indicating that - rather like Spock's Vulcan hand salute - it is not genetic, but can be learned.
I wish I COULD smell asparagus urine, no matter how horrid. When you are anosmic (totally zero sense of smell) like me, you welcome ANY aroma, no matter how awful - at least you are functioning on all five senses, which I would consider a luxury!