Effects of Photochemical Smog. Photochemical smog's effects cause damage to the respiratory system and environmental systems with the release of nitrogen oxide (NO), ozone and volatile organic compounds (VOCs). These effects are worse when the sun is highest because the pollutants react with it.
This cut is called a flank steak because it literally comes from the flank of the cow â its side, below the ribs. It's a fairly wide and thin cut; it's only 1 to 1 1/2 inches at its thickest and it becomes even thinner toward one end.
Try to get steaks at least 1 1/2 inches thick. It's better to cook a bigger steak and portion it after cooking than to try and cook thinner steaks. Serious Eats Perfect Pan-Seared Steaks Recipe Cooking Mode. 2 bone-in ribeye steaks, at least 1 1/2-inches thick, about 1 pound each (see note above)