ARSENIC n.
ombined with silver, cobalt, nickel, iron, antimony, or sulphur. Orpiment and realgar are two of its sulphur compounds, the first of which is the true arsenticum of the ancients. The element and its compounds are active poisons. Specific gravity from 5.7 to 5.9. Atomic weight. Symbol As.
ARTICLE n.
t portion of an instrument, discourse, literary work, or any other writing, consisting of two or more particulars, or treating of various topics; as, an article in the Constitution. Hence: A clause in a contract, system of regulations, treaty, or the like; a term, condition, or stipulation in a contract; a concise stat…
ASTRAGALUS n.
A genus of papilionaceous plants, of the tribe Galegeæ, containing numerous species, two of which are called, in English, milk vetch and licorice vetch. Gum tragacanth is obtained from different oriental species, particularly the A. gummifer and A. verus.