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minium

(Encyclopedia) minium: see red lead.

The Chemistry of Biology: Water

WaterThe Chemistry of BiologyIntroductionAtomic TheoryChemical Reactions: Ionic, Covalent, and Polar Covalent BondsWaterOrganic ChemistryCarbohydratesLipidsProteinsNucleic AcidsVitamins and Minerals…

putty

(Encyclopedia) putty, commonly a mixture of whiting (calcium carbonate) and boiled linseed oil. Other substances may be combined with the oil to make putties suitable for some specific purpose. For…

herpes zoster

(Encyclopedia) herpes zoster, infection of a ganglion (nerve center) with severe pain and a blisterlike eruption in the area of the nerve distribution, a condition called shingles. The causative…

Stanley, Ralph Edmond

(Encyclopedia) Stanley, Ralph Edmond, 1927–2016, American bluegrass singer and banjo player, b. Dickenson co., Va. He and his brother, Carter Glen Stanley, 1925–66, were sons of a country-singer…

Unión, La

(Encyclopedia) Unión, La, town (1990 pop. 15,144), Murcia prov., SE Spain. It is a center for the rich lead, silver, iron, manganese, and zinc mines of the vicinity, which have been worked since…

DK Science: Defence

Sprint from dangerBlending inClub tailWhip tailArmoured jacketThe dinosaur world was not over-run by gangs of vicious killers. Most dinosaurs were peaceful creatures that never attacked anything.…

coffin

(Encyclopedia) coffin, closed receptacle for a corpse. Its purpose is usually to protect and to aid preservation of the body, although in the past some have believed that it may confine the spirit of…

intoxication

(Encyclopedia) intoxication, condition of body tissue affected by a poisonous substance. Poisonous materials, or toxins, are to be found in heavy metals such as lead and mercury, in drugs, in…

pencil

(Encyclopedia) pencil, pointed implement used in writing or drawing to apply graphite or a similar colored solid to any surface, especially paper. From prehistoric times lumps of colored earth or…