Factors that contribute to the variability of corneal topography. include examiner training and compliance with the test protocol, disease severity, examination interval, and patient experience and. cooperativeness.
It takes four to five minutes to boil snow-crab legs. To boil snow crabs, fill a large pot two-thirds full of water, and add 1 tablespoon salt to the water. Bring the water to a boil, and submerge...
Cooking Frozen Crab Legs. Most frozen crab legs are already pre-cooked so they will just need to be heated. When cooking frozen crab legs, we have found the best way is to place them in a colander or steamer over rapidly boiling water. The pot should be about one-third of the way filled with water.You will need to cover the pot and steam your frozen crab legs for about ten minutes or until they are completely heated.lace the crab legs in the pot on a rack over the boiling water. When the water starts to boil again, cover with a lid and cook for about six minutes or when they begin to omit a âcooked odorâ, they should be ready to eat.