Once in the skin, the allergen may produce a classic immune wheal and flare response (a skin lesion with a raised, white, compressible area surrounded by a red flare).
In the case of a mosquito attack, many bites will follow the first and swollen hives or a wheal may begin to develop within minutes of the bites.
The physician looks at the injected area 20 minutes later; if it is red, with a raised area (wheal) in the center, the reaction is positive.
Crystals were first found in Cornwall (at Wheal Jane, near Truro, associated with pyrrhotite) by J.
At Wheal Cock near St Just in Cornwall the protecting roof was so thin that holes bored for blasting more than once penetrated to the bed of the ocean, and wooden plugs were kept on hand to drive into such holes when this occurred.
Caesium is found in the mineral springs of Frankenhausen, Montecatini, di Val di Nievole, Tuscany, and Wheal Clifford near Redruth, Cornwall (W.
Well-crystallized specimens are met with at many localities; for example, formerly at Wheal Towan (hence the name towanite, which has been applied to the species) in the St Agnes district of Cornwall, at Freiberg in Saxony, and Joplin, Missouri.
STRIP, to remove or tear off the outer covering of anything, hence to rob or plunder; also a narrow long piece of stuff or material, or a mark or division narrow in proportion to its length distinguished from its ground or surroundings by colour or other variation of texture, character, &c.; a stripe; this last word is a variant of "strip," a particular meaning, that of a stroke or lash of a whip, is either due to the original meaning of "strip," to flay, or to the long narrow mark or wheal left by a blow.