Noses respond as if instinctively to stimuli, as, for example, when a whiff warns one away from the dangers of rancid food.
If we are to produce the finest quality white soap, rancid fat is not very much use, because while acidity can be eliminated from fat.
It is possible to manufacture only pink soap with rancid fat, and that does not sell nearly so well in the dollar markets.
You can use such sour milk, but if pasteurized milk goes wrong it becomes putrid and rancid and you cannot use it at all.
What are the anti-oxidants which are used to prevent fats becoming rancid?
His was a voice from another age, and a rather rancid voice at that.
Indeed, the smell of rancid butter still makes me nostalgic.
But the locust is, of course, a more refined taste; but how good it can be when eaten fried in rancid butter.
