Earlier quoted context omitted.
Throughout the last year or so, I've seen multiple people on HN call out polyunsaturated fats, is there a specific reason for that? Google hasn't really turned up anything for me that looked particularly compelling.
Soybean oil is one prominent and very prolific and profitable example. It is everywhere. It was first developed to add to feed to fatten animals (turkeys). You can still buy it in fifty gallon drums at feed mills. Nasty stuff. It breaks down and oxidizes readily under heat (and in the body). Oxidation == free radicals. Hydrogenation (hydrogen injection) makes it thick at room temperature, otherwise it is a thin oil l…
I think arguing that "polyunsaturated fats will be seen as grossly unhealthy" requires more than an example of (ab)use of a particular oil.