The reason the three way classification of Igneous, Sedimentary and Metamorphic is used is because the processes involved in forming the three rock types usually results in a characteristic relationship between the mineral grains that is diagnostic. Sedimentary rocks form from sediments deposited from water or air.he reason the three way classification of Igneous, Sedimentary and Metamorphic is used is because the processes involved in forming the three rock types usually results in a characteristic relationship between the mineral grains that is diagnostic. Sedimentary rocks form from sediments deposited from water or air.
1 To prevent blisters caused by rubbing (friction blisters): 2  Avoid wearing shoes that are too tight or that rub your feet.3  Roomy footwear has a wide toe box with more room for your toes and the ball of your foot. 4  You should be able to wiggle your toes in your shoes.ome of the most common types of blisters can be prevented. 1  To prevent blisters caused by rubbing (friction blisters): 2  Avoid wearing shoes that are too tight or that rub your feet.
Blisters most commonly appear on the feet due to restricting or ill fitting shoes. Luckily, if you do end up with a nasty blister after a few hours of trying to break in a new pair of kicks, there are ten effective ways to relieve the discomfortâ¦. The first rule of blisters is to let that nasty sucker breathe. In fact, as much air exposure as possible will speed the healing process. If you do need to bandage it to walk, do so loosely by tenting your adhesive bandage at the sides so that the middle is slightly raised up to allow air flow. Of course, the healthy treatment of any blister depends on whether the wound is intact or torn open.