Chest wall pain, which is also known as costochondritis, is a common condition and is characterized by achy, sharp, or even pressure-like pain within the chest region. These symptoms may radiate out toward the shoulders and arms. In most cases, the precise source of the pain is not known.
Unit Price. The Unit Price (or unit cost) tells you the cost per liter, per kilogram, per pound, etc, of what you want to buy. Just divide the cost by the quantity: Example: 2 liters for $3.80 is $3.80/2 liters = $1.90 per liter.o the lowest Unit Price (and the best bargain) is 1.5 liters at $2.70. Of course it doesn't tell you the quality of what you are buying, but it can help you make a decision.
Credit for college classes is measured in units.. A unit relates to the amount of time spent in class. For example, a three unit class will meet for three hours per week. Classes with labs will meet for additional hours and very often the class is worth additional units.