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- Textile (4228 bytes)
1: ... Materials such as [[fiberglass]], which are made from fibers dispersed in a [[matrix]] of another mat...
8: Textiles can be made from a variety of materials. The following is a part...
21: *[[Coir]]: the fibre from [[coconut]]s.
27: *[[Linen]], made from [[flax]]
33: ===Derived from plant products=== - Weaving (6924 bytes)
9: ...ence gives rise to many possible weave structures from the simplest plain weave, through [[twill]]s an...
14: ..., Moravia. [[Neolithic]] textiles are well known from finds in [[pile dwellings]] in Switzerland. Th...
16: ...ol. The wool was then graded, [[Bleach (chemical)|bleach]]ed, and spun into a thread. The spinners would p...
20: ...lace taking the home-based [[artisan]]'s activity from a labour intensive; man-powered undertaking to ...
24: ...n and flax to Britain and buy finished cloth back from England. Nonetheless, many people wove cloth i... - Jug (1886 bytes)
1: ...h a handle and an opening for pouring or drinking from.
5: ... a resonant cavity to modify and enrich the sound from the pure "buzz". In this way a single jug can ...
9: ...nt, although amplified and "electric jugs" appear from time to time (such as in the [[1960s]] [[psycha...
11: ...ity of fluid (such as [[water]] or [[moonshine]]) from the inside the jug. Loudness is a function of t... - Coral reef (11599 bytes)
4: ... [[coral]]s are major contributors to the overall framework and bulk material comprising a ''coral ree...
10: ...reef, but more sloped; extending out and downward from a point or peninsular shore.
11: ...nging reef''' — reef extending directly out from a shoreline, and more or less following the tre...
12: * '''Barrier reef''' — reef separated from a mainland or island shore by a [[lagoon]]; see...
24: ...ral damage) such as this may be caused by [[coral bleaching]]. [http://www.biology.iastate.edu/intop/1Aust... - Boron (9084 bytes)
44: ...conductor in room temperatures. It is never found free in nature.
49: ... of this element include the transmittance of [[infrared]] light. At standard temperatures boron is a ...
56: ...rglass]] and sodium perborate [[Bleach (chemical)|bleach]]. Other uses:
71: ...common salts. Borax glazes were used in [[China]] from 300 AD, and boron compounds were used in glassm...
78: Economically important sources are from the [[ore]] rasorite (kernite) and tincal (bora... - Bromine (8073 bytes)
140: '''Bromine''' (from Gr. ''Bromos'', meaning "stench"), is a [[chemi...
143: ...any elements and has a strong [[Bleach (chemical)|bleach]]ing action.
165: ...million|ppm]]), and may be economically recovered from brine wells and the [[Dead Sea]] (up to 5000 pp...
170: ...ane]]s. Even low concentrations of bromine vapor (from 10 ppm) can affect breathing, and inhalation of... - Chlorine (10751 bytes)
39: ...rful [[oxidation|oxidizing]], [[Bleach (chemical)|bleach]]ing, and disinfecting agent.
44: ... [[salt]]-forming halogen series and is extracted from chlorides through [[oxidation]] and more common...
47: ...on]], in [[disinfectant]]s in [[Bleach (chemical)|bleach]] and in [[mustard gas]].
50: ...to kill [[bacterium|bacteria]] and other microbes from [[drinking water]] supplies and [[swimming pool...
73: ...Chlorine has 9 isotopes with mass numbers ranging from 32 to 40. Only three of these isotopes occur na... - Sulfur (18059 bytes)
48: ...olid. Although sulfur is infamous for its smell - frequently compared to rotten eggs - the odor is act...
50: ...trope]]s besides S<sub>8</sub>. Removing one atom from the crown gives S<sub>7</sub>, which is respons...
59: ...r]] and as a preservative in [[wine]] and dried [[fruit]]. Because of its flammable nature, sulfur als...
62: ...]]-like process. Sulfur is absorbed by [[plant]]s from soil as the [[sulfate]] [[ion]]. Inorganic sul...
65: ...dards increasingly require sulfur to be extracted from [[fossil fuel]]s to prevent the formation of ac... - Gypsy Moths (23610 bytes)
25: ...g masses are buff colored when first laid but may bleach out over the winter months when exposed to direct...
27: ...ost hardwood trees. Larvae emerge from egg masses from early spring through mid-May.
29: ...ople transport gypsy moth eggs thousands of miles from infested areas on cars and recreational vehicle...
33: ... in the leaves. The second and third instars feed from the outer edge of the leaf toward the center.
39: ...arvae change into adults or moths. Pupation lasts from 7 to 14 days. When population numbers are spars... - Sea Urchins (11174 bytes)
45: ...yes, legs or means of propulsion, but it can move freely over surfaces by means of its adhesive tube f...
47: ... known as ''Aristotle's lantern''. The name comes from Aristotle's accurate description in his ''Histo...
49: ...y the mouth-apparatus of the urchin is continuous from one end to the other, but to outward appearance...
51: ...s are long and sharp, serve to protect the urchin from [[predator]]s. Sea urchins feed mainly on [[alg...
57: ...ps. Dropping a sea urchin into ordinary household bleach quick removes the spines and flesh substance, lea...
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