The whaling industry's development of new applications for whale oil and other products in pharmaceuticals, health supplements and animal feed. Mar 12, · The sperm whale is a marine mammal species which has the largest brain of any animal. The name comes from the milky-white waxy substance, spermaceti, found in the animal's head, due to its resemblance to semen. Whale oil is oil obtained from the blubber of viagraetc.info oil was sometimes known as train oil, which comes from the Dutch word traan ("tear" or "drop").. Sperm oil, a special kind of oil obtained from the head cavities of sperm whales, differs chemically from ordinary whale oil: it is composed mostly of liquid wax.