Traveler's diarrhea — Montezuma s revenge redirects here. For other uses, see Montezuma s revenge (disambiguation). Traveler s diarrhea Classification and external resources ICD 9 009.2 Traveler s diarrhea (TD), is the most common illness affecting travelers … Wikipedia
Electrolyte — This article is about the ionic solution. For the R.E.M. song, see Electrolite. In chemistry, an electrolyte is any substance containing free ions that make the substance electrically conductive. The most typical electrolyte is an ionic solution … Wikipedia
Contact electrification — is an obsolete scientific theory from the Enlightenment that attempted to account for all the sources of electric charge known at the time.[1] In the late 18th century, scientists developed sensitive instruments for detecting electrification ,… … Wikipedia
technology, history of — Introduction the development over time of systematic techniques for making and doing things. The term technology, a combination of the Greek technē, “art, craft,” with logos, “word, speech,” meant in Greece a discourse on the arts, both… … Universalium
Acid dissociation constant — Acetic acid, a weak acid, donates a proton (hydrogen ion, high … Wikipedia
Tasman Bridge disaster — Infobox name=Tasman Bridge title=Tasman Bridge caption=Tasman Bridge in Hobart, Tasmania. January 1975. After being hit by bulk carrier MV Lake Illawarra . headerstyle = background:#ccf; labelstyle = background:#ddf; header1 = Locale data3 =… … Wikipedia