Horseshoe crab blood:
Firstly, it gets its incredible blue color from the copper used to carry oxygen around the crab's body, in the same way the iron in hemoglobin makes our blood red. Secondly, horseshoe crab blood reacts to the presence of bacterial endotoxins, coagulating around the contamination and trapping it in a gel-like substance.It turns out that horseshoe crabs are worth a lot of money. Specifically, there blood, which sells for $60,000 a gallon.
Chanel No. 5 Perfume:
A highly complex blend of aldehydes and florals - including rose, ylang-ylang, jasmine, lily of the valley and iris - layered over a warm, woody base of vetiver, sandalwood, vanilla, amber and patchouli - this perfume satisfies Chanel's request that No. 5 smell like a "composition" rather than any single flower.Chanel's New Chanel No. 5 Perfume Costs $30,000.
King cobra venom:
A king cobra bite can kill a human in 15 minutes and a full-grown elephant in a few hours.“The king cobra is the longest species of venomous snake in the world,” said Viernum. ... Though there are other snakes with more potent venom, the amount of neurotoxin that a king cobra can emit in one bite is enough to kill 20 people — or one elephant. Fortunately, king cobras are shy and avoid people.For instance, a typical antivenom vial costs $1,500 to $2,200, but a snakebite requires between 20 and 25 vials to be neutralized.
Scorpion venom:
Scorpion venom is a neurotoxin, a chemical that affects the nervous system, ultimately killing or paralyzing their prey. Among the most dangerous scorpion species is Leiurus quinquestriatus, also known as death stalker scorpion.Scorpion venom is highly prized, and the value of a gram ranges from $8,000-$12,000 usd., species dependent. Rarer species, most potent venoms will fetch more money.
Mercury:
The inhalation of mercury vapour can produce harmful effects on the nervous, digestive and immune systems, lungs and kidneys, and may be fatal. The inorganic salts of mercury are corrosive to the skin, eyes and gastrointestinal tract, and may induce kidney toxicity if ingested. That would limit a 176-pound adult (the national average) to 8 micrograms of mercury each day.