Introduction Water is the only compound that expands when it freezes. A water molecule is shaped roughly like an open triangle, with an oxygen atom at the center and a hydrogen atom at the end of either arm. When water is frozen, its molecules move more slowly, and each hydrogen …

Introduction In 2008, scientists at the National Cancer Institute released data from a seven-year survey of more than 100,000 postmenopausal women showing that even moderate drinking (one to two drinks a day) may increase by 32 percent a woman’s risk of developing estrogen-receptor-positive (ER+) and progesterone-receptor positive (PR+) breast cancer, …

The shipping job market is a competitive one, with millions of dollars at stake. On the other hand, the shipping industry is constantly evolving and growing. In recent years, the industry has been experiencing a significant change in the form of e-commerce. And as this change has developed, so has …