Artery-clogging fats. That's one of the phrases one reads in the news media almost every day. It conjures up an image of arteries clogged just like your plumbing gets clogged when you pour grease down the drain.
But fats in the bloodstream are not at all the same as grease in your plumbing.
Your plumbing gets clogged because fats that were liquid when they were hot become solid when they hit the cool pipes. Different fats become solid at different temperatures (called their melting...

