It's PFOA and PTFE free, so it's safe for you and your family. You can use this 10 fry pan for anything - flambÃ© desserts, broil flakey fish, or bake chicken parmesan. All your food slides right out and it's even oven safe up to 500Â°F. Red Copper is the most versatile pan you've ever used. Plus, it's even dishwasher safe! Whisk it, biscuit, upside down it, all with Red Copper.
However, even when blood is largely depleted of oxygen, it is never blue: itâs more of a deep maroon color. And, although I have not participated in a surgery myself, those who have (including my girlfriend, a veterinary student) assure me that in surgery, veins within the body do not appear blue either.
Hemocyanin is much like hemoglobin except that the iron atom in the protein molecule is replaced by one of copper. The lobster, crab, crayfish, scorpion, octopus, squid, clam and mussel all have this blue blood.A few marine worms have green blood. http://newton.dep.anl.gov/natbltn/500-59...That help?eport Abuse. Many other lower animals carry oxygen in their blood stream by means of a dissolved substance called hemocyanin which is blue. At least it is blue when it is oxygenated, but colorless after the oxygen is released.