For example, in the fraction 3/4, the numerator, 3, tells us that the fraction represents 3 equal parts, and the denominator, 4, tells us that 4 parts make up a whole. The picture to the right illustrates 3 4 {\displaystyle {\tfrac {3}{4}}} or Â¾ of a cake.
The Causes of Sunburn Blisters. Sunburn blisters are a result of overexposure to the UVA and UVB rays in the sun. â¢ UVA. These harmful rays penetrate deep into the bottom skin layers and damage the production of new skin cells. High doses of UVA rays will cause sunburn blisters.
Sunburn (Sun Poisoning) Sunburn is a burn on the skin caused by UV radiation. Mild sunburn symptoms include skin redness and pain. Severe cases of sunburn (sun poisoning) are complicated by skin burning and blistering, dehydration, electrolyte imbalances, and possibly infection. A sun rash is caused by a condition referred to as polymorphous light eruption (PMLE).