Most often in your apartment you can find two types of spiders: gray and black. Although, if we talk about nature in general, then more than 100 types of spiders live in it. Black and gray spiders are not able to harm a person. They feed on cockroaches, flies, moth. Most people still prefer to get rid of them, either because of an unpleasant appearance, or because of undesirable web in the house. To destroy spiders, you need to take a whole range of measures that will help to get rid of them forever.