"Pbs" Quotes from Famous Books
 ... PBS Satellite Feed. Subject to the provisions of paragraphs (3), (4), and (6) of this subsection and section 114(d), secondary transmissions of a performance or display of a work embodied in a primary ...
— Copyright Law of the United States of America and Related Laws Contained in Title 17 of the United States Code, Circular 92 • Library of Congress. Copyright Office.
... is found in nature chiefly as the sulphide (PbS), called galena; to a much smaller extent it occurs as carbonate, sulphate, chromate, and in a few other forms. Practically all the lead of commerce is made from galena, two general methods of ...
— An Elementary Study of Chemistry • William McPherson
... are sulphides and sulphates. What acids do they respectively represent? Metallic sulphides are as common as oxides; e.g. FeS2, or pyrite, PbS, or galenite, ZnS, or sphalerite, CuFeS2, or chalcopyrite, etc. The most abundant sulphate is CaSO4, or gypsum. BaSO4, or barite, and Na2SO4, or ...
— An Introduction to Chemical Science • R.P. Williams
... Herden[3] wird Schwefel zu schwefliger Sure[4] verbrannt (SO{2}SO{2}) oder es[5] werden in geeigneten Rostfen natrlich vorkommende Metallsulfide, z. B. Schwefelkies (FeS{2}), Zinkblende (ZnS), Bleiglanz (PbS) in der Glhhitze bei Luftzutritt oxydiert, wobei sich der Schwefel der Sulfide ganz oder teilweise in ...
— German Science Reader - An Introduction to Scientific German, for Students of - Physics, Chemistry and Engineering • Charles F. Kroeh |
