protective action
31Civil defense siren — Federal Signal Thunderbolt 1003 Civil Defense siren. A civil defense siren (also referred to as an air raid siren, tornado siren, tsunami siren, fire siren/whistle, flood siren, weather siren, time/curfew siren, or other outdoor warning siren) is …
32High-density lipoprotein — High density lipoproteins (HDL) is one of the 5 major groups of lipoproteins (chylomicrons, VLDL, IDL, LDL, HDL) which enable lipids like cholesterol and triglycerides to be transported within the water based blood stream. In healthy individuals …
33crossing fingers — The act of crossing the *fingers (i.e. middle finger over index finger) for luck , or to ward off ill luck (e.g. after walking under a *ladder) is one of our most well understood *gestures, although we may often say it I ll cross my fingers… …
34Emergency Alert System — The Emergency Alert System (EAS) is a national warning system in the U.S. put into place in 1994, superseding the Emergency Broadcast System (EBS) and the CONELRAD System and is jointly coordinated by the Federal Communications Commission (FCC),… …
35Disulfide bond — In chemistry, a disulfide bond (Br.E. disulphide bond) is a covalent bond, usually derived by the coupling of two thiol groups. The linkage is also called an SS bond or disulfide bridge. The overall connectivity is therefore R S S R. The… …
36Mediterranean Sea — a sea surrounded by Africa, Europe, and Asia. 2400 mi. (3865 km) long; 1,145,000 sq. mi. (2,965,550 sq. km); greatest known depth 14,436 ft. (4400 m). Also called Mediterranean. * * * Inland sea enclosed by Europe, Africa, and Asia. Its west east …
37List of United States military history events — From 1776 to 2008, there have been hundreds of instances of the deployment of United States military forces abroad and domestically. The list through 1975 is based on Committee on International Relations (now known as the Committee on Foreign… …
38Galvanization — or galvanisation refers to any of several electrochemical processes named after the Italian scientist Luigi Galvani.MeaningsElectricityOriginally, galvanization was the administration of electric shocks (in the 19th century also termed Faradism …
39National Weather Service — NWS Agency overview Formed February 9, 1870 Jurisdiction …
40Potassium iodide — Chembox new Name = Potassium iodide ImageFile = Potassium iodide.jpg ImageFile1 = Potassium iodide 3D ionic.png IUPACName = Potassium iodide OtherNames = Kalium iodide, knollide, potide Section1 = Chembox Identifiers CASNo = 7681 11 0 RTECS =… …
