What is 'Currency'. Currency is a generally accepted form of money, including coins and paper notes, which is issued by a government and circulated within an economy. Used as a medium of exchange for goods and services, currency is the basis for trade. Generally speaking, each country has its own currency.
- Use alternatives to these toxic materials -. Mothballs are made of white crystals of two very dangerous chemicals, para-dichlorobenzene (1,4-dichlorobenzene) and/or naphthalene. Both chemicals are solid at room temperature but produce very strong, toxic vapors. Mothballs are sold as flakes or pressed into cakes.
Share. Mothballs are pesticides that slowly release a gas vapor to kill and repel moths (and their larvae) and other insects. Mothballs are also used to repel snakes, mice, and other animals, though this use is not recommended and can be harmful to pets, children, and the environment.hare. Mothballs are pesticides that slowly release a gas vapor to kill and repel moths (and their larvae) and other insects. Mothballs are also used to repel snakes, mice, and other animals, though this use is not recommended and can be harmful to pets, children, and the environment.