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Mars Black is an iron oxide pigment developed in the 20th century. Also known under the names of black iron oxide, magnetic oxide, Pigment Black 11, and ferrous ferric oxide (Fe 3 O 4 ), [ 1 ] it has no known health hazards [ 2 ] and is considered non-toxic, with an ASTM lightfastness rating of I.
Carbon black (PBk7). Ivory black (PBk9). Vine black (PBk8). Lamp black (PBk6). Iron pigments. Mars black or Iron black (PBk11) (C.I. No.77499) Synthetic magnetite Fe 3 O 4. Manganese pigments. Manganese dioxide: blackish or brown in color, used since prehistoric times (MnO 2). Titanium pigments. Titanium black: Titanium(III) oxide (Ti 2 O 3).
Worker at carbon black plant, 1942. Carbon black (with subtypes acetylene black, channel black, furnace black, lamp black and thermal black) is a material produced by the incomplete combustion of coal tar, vegetable matter, or petroleum products, including fuel oil, fluid catalytic cracking tar, and ethylene cracking in a limited supply of air.
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In the summer of 2008, the TEGA and WCL experiments on the 2007 Phoenix Mars lander found between 3–5wt% (percent by weight) calcite (CaCO 3) and an alkaline soil. [65] In 2010, analyses by the Mars Exploration Rover Spirit identified outcrops rich in magnesium-iron carbonate (16–34 wt%) in the Columbia Hills of Gusev crater. The magnesium ...
A mineral grain from a meteorite preserved evidence that water was present on Mars 4.45 billion years ago, and it may have created hot springs habitable for life. ‘Black Beauty’ was found on ...
A Mars Light is mounted in the lower lamp housing on this EMD F7 diesel locomotive. More detail can be seen at high resolution. Mars Lights are signal-safety lights used in the United States and built by Mars Signal Light Company for railroad locomotives and firefighting apparatus. Mars Lights used a variety of means to cause the light to ...
Jeffrey Epstein's 'black book' and client list could be closer to public release thanks to new leadership in Washington, D.C., under President Trump.