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. James Baigrie / Getty Images. In the culinary arts, flank steak refers to a steak that has been cut from the beef flank primal cut. Though it's extremely flavorful, flank steak is one of the tougher cuts of beef that can be prepared a couple of different ways.One way is with moist heat cooking techniques such as braising.This method helps to break down the tough connective tissues between the muscle fibers, so that it's tender and moist.hough it's extremely flavorful, flank steak is one of the tougher cuts of beef that can be prepared a couple of different ways. One way is with moist heat cooking techniques such as braising. This method helps to break down the tough connective tissues between the muscle fibers, so that it's tender and moist.