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.
Flank steak comes in large, flat strips that make it easy to cut down to size for stir frying. Skirt steak comes in even thinner strips that are even easier to break down. Flank steak has a tender, wide-textured grain that makes it great at picking up the flavor of marinades.Skirt steak has an even looser texture that's practically custom-designed for picking up marinades. Flank steak is packed with rich, beefy flavor.lank steak comes in large, flat strips that make it easy to cut down to size for stir frying. Skirt steak comes in even thinner strips that are even easier to break down. Flank steak has a tender, wide-textured grain that makes it great at picking up the flavor of marinades.