usual risk
51Bicycle helmet — A bicycle helmet is a helmet intended to be worn while riding a bicycle. They are designed to attenuate impacts to the skull of a cyclist in falls while minimizing side effects such as interference with peripheral vision.[1] There is an active… …
52Bisphenol A — Bisphenol A IUPAC name …
53Anti-frogman techniques — are security methods developed to protect watercraft, ports and installations, and other sensitive resources both in or nearby vulnerable waterways from potential threats or intrusions by frogmen or other divers.Risks and threats to be defended… …
54List of Deadliest Catch episodes — This is a list of Deadliest Catch episodes with original airdate on Discovery Channel. Airdates on Discovery Channel Canada generally differ. Contents 1 Pilot 2 Season 1 3 Season 2 4 Season 3 …
55human disease — Introduction an impairment of the normal state of a human being that interrupts or modifies its vital functions. health versus disease Before human disease can be discussed, the meanings of the terms health, physical fitness, illness …
562009 flu pandemic — Pandemic H1N1/09 Influenza Classification and external resources Electron microscope image of the reassorted H1N1 influenza virus. The viruses are 100 nanometres in diameter.[ …
57Crohn's disease — Classification and external resources The three most common sites of intestinal involvement in Crohn s disease are ileal, ileocolic and colonic.[ …
58Reference range — Reference ranges edit in: blood urine CSF feces In health related fields, a reference range or reference interval usually describes the variations of a measurement or value in healthy i …
59Annuity (European financial arrangements) — An annuity can be defined as a contract which provides an income stream in return for an initial payment.Immediate annuityAn immediate annuity is an annuity for which the income stream begins at a time after the initial payment which is less than …
60Life Sciences — ▪ 2009 Introduction Zoology In 2008 several zoological studies provided new insights into how species life history traits (such as the timing of reproduction or the length of life of adult individuals) are derived in part as responses to… …
