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beryllium Year discovered: 1798 Atomic No.: 4 Symbol: Be Atomic weight: 9.0122 Melting point: 1,278?C Beryllium, which is derived from beryl, bertrandite and phenakite ores, exhibits both metallic and nonmetallic physical and mechanical properties. This gray in color, brittle metal is one of the lightest structural materials known. Still, it has a specific stiffness six times that of 1010 steel. Beryllium is also an excellent electrical and thermal conductor. ...
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beryllium Beryllium. An element with the atomic symbol Be, atomic number 4, and atomic weight 9.01218. Short exposure to this element can lead to a type of poisoning known as BERYLLIOSIS.
Ãâó: eduserv.hscer.washington.edu/dermUW/lang/term2.htm...
berry A simple, pulpy fruit of a few or many seeds (but no stones) developed from a single ovary.
Ãâó: www.na.fs.fed.us/spfo/pubs/silvics_manual/volume_2...
berry A fleshy fruit developed from a single pistil, fleshy throughout.
Ãâó: forest.moscowfsl.wsu.edu/rmrs_gtr118/glossary.html
berry A fruit that is fleshy throughout.
Ãâó: www.lib.ksu.edu/wildflower/glossary.html
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