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...
To boil crab legs. 1  Half fill a large saucepan with cold water and add a tablespoon of sea salt and seasoning if you wish. 2  Bring the water to the boil and then drop the crab legs in. 3  Reduce the heat slightly and allow the crab legs to simmer and heat up for 5 - 7 minutes. Half fill a large saucepan with cold water and add a tablespoon of sea salt and seasoning if you wish. 2  Bring the water to the boil and then drop the crab legs in. 3  Reduce the heat slightly and allow the crab legs to simmer and heat up for 5 - 7 minutes.