Glossary of Biological Terms

biological terms Aerosol (Biological Terms) Aerosol is a fine liquid or solid particles suspended in a gas; for example, fog or smoke. Antibiotic A substance that inhibits the growth of…

Biosafety Levels Criteria – Level 1

Updated from USA standard of biohazard and biosafety levels criteria Introduction The essential elements of the four biosafety levels for activities involving infectious microorganisms and laboratory animals are summarized in…

Radiation standards History

Updated from American (USA) radiation standards Introduction It was recognized soon after discovery of x-rays that exposure to large amounts of ionizing radiation can produce deleterious effects on the human…