lachrimatory factor /oss/taxonomy/term/5863/all en Is it true that rubbing olive oil on a knife will lead to “tearless chopping?” /oss/article/you-asked-general-science/it-true-rubbing-olive-oil-knife-will-lead-tearless-chopping <p>Not having carried out a proper scientific investigation in the kitchen, I can’s safe for sure, but I would doubt it makes a difference. Let’s delve into a little onion chemistry which will of necessity involve some chemical terminology that hopefully will not make you cry. Remember that you cannot make any judgements about a chemical based on the complexity of its name.</p> Fri, 10 Dec 2021 21:31:36 +0000 Joe Schwarcz PhD 8947 at /oss