Waste metal. Electromagnets can be used to separate magnetic materials such as iron and steel from mixed piles of trash. The metals are pulled out by the magnet while nonmagnetic objects such as glass and plastic stay behind.aste metal. Electromagnets can be used to separate magnetic materials such as iron and steel from mixed piles of trash. The metals are pulled out by the magnet while nonmagnetic objects such as glass and plastic stay behind.
The definition of pessimistic is constantly expecting the worst. An example of pessimistic is a person who always believes that something is going to fail. of or characterized by pessimism; expecting the worst.
The prevailing vision in the novels belonging to the genre known as Mediterranean noir is a pessimistic one. Authors and their literary inventions look upon the cities of the Mediterranean and see places that have been broken, battered, and distorted by crime. There is always a kind of dualism that pervades these works.