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Chemistry smooths silicon surface.

• Authors : C.W.

Subjects: SILICON; AMMONIUM compounds; GEOMETRIC surfaces

• Source: Science News. 03/28/98, Vol. 153 Issue 13, p207. 1/5p.

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Say What?

• Authors : Bohac, Allison

Subjects: OXIDATION of ammonium compounds; ANAEROBIC bacteriaBAIYANG Lake (China)

• Source: Science News. 3/9/2013, Vol. 183 Issue 5, p4-4. 1/4p. 1 Color Photograph.

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Jean-Baptiste-André Dumas.

• Authors : Ben B. Chastain

Subjects: FrenchChemist; Professor; Senator

• Source: Britannica Biographies. Feb2024, p1. 1p.

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Safer sheep shearing.

• Authors : Looney, Andrea

Subjects: ANIMAL health

• Source: Mother Earth News. Jun/Jul96, Issue 156, p74. 4p. 7 Color Photographs.

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Safe Havens in Space.

• Authors : Berman, Bob

Subjects: SPACE exploration; MOON; MARS (Planet)

• Source: Discover. May2004, Vol. 25 Issue 5, p26-26. 1p.

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Ammonium sulfate.

• Source: Columbia Electronic Encyclopedia, 6th Edition. 2021, p1-1. 1p.

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Ammonium group.

• Source: Columbia Electronic Encyclopedia, 6th Edition. 2021, p1-1. 1p.

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The Scoop on (poop).

• Authors : Crabbe, Barb

Subjects: HORSE manure; ANIMAL waste; MANURES

• Source: Horse & Rider. Nov2014, Vol. 53 Issue 11, p54-58. 4p. 2 Color Photographs.

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68 Proclamation 2413 Prohibiting Unlicensed Export of War Materials and Strategic Raw Products. July 2, 1940.

• Source: American Reference Library - Primary Source Documents. 2001, p1. 0p.

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L.L. BEAN RIVER TREADS.

Subjects: BOOTS; L.L. Bean Inc.

• Source: Outdoor Life. Apr2012, Vol. 219 Issue 4, p12-13. 2p.

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