Оценка:
Опубликованно: 05.11.1996.
Язык: Английский
Уровень: Средняя школа
Литературный список: Нет
Ссылки: Не использованы
  • Эссе 'Radon', 1.
  • Эссе 'Radon', 2.
  • Эссе 'Radon', 3.
Фрагмент работы

this report deals with a toxic gas "radon" witch is a great problem in the world causing thousands of deaths every year do to lung cancer none
Radon
Radon is a naturally occurring radioactive element that can be found in soil, underground water, and outdoor air. Some of the properties of this gas include being odorless, tasteless, and colorless. The concentrations vary throughout the country depending on the types of rocks that are found in the soil. Exposure over prolonged periods of time to radon decay products has been associated with an increased risk of lung cancer.(3) The EPA…

Atlants