Search results
Results from the WOW.Com Content Network
Cobalt poisoning is intoxication caused by excessive levels of cobalt in the body. Cobalt is an essential element for health in animals in minute amounts as a component of vitamin B 12 . A deficiency of cobalt, which is very rare, is also potentially lethal, leading to pernicious anemia .
Cobalt pigments such as cobalt blue (cobalt aluminate), cerulean blue (cobalt(II) ... The IDLH (immediately dangerous to life and health) value is 20 mg/m 3. [200]
Cobalt blue is a blue pigment made by sintering cobalt(II) oxide with aluminium(III) oxide (alumina) at 1200 °C. Chemically, cobalt blue pigment is cobalt(II) oxide-aluminium oxide, or cobalt(II) aluminate, CoAl 2 O 4. Cobalt blue is lighter and less intense than the (iron-cyanide based) pigment Prussian blue.
Terana caerulea (or Terana coerulea), commonly known as the cobalt crust fungus or velvet blue spread, is a saprobic crust fungus in the family Phanerochaetaceae.Usually found in warm, damp hardwood forests on the undersides of fallen logs and branches of deciduous trees, this unique fungus has been described as "blue velvet on a stick". [1]
Historically, ultramarine—the deepest cobalt blue—was created by grinding lapis into a fine powder. This laborious process made it the most expensive pigment available (gold being second), and ...
Here, the best colors to pair with cobalt blue. Skip to main content. 24/7 Help. For premium support please call: 800-290-4726 more ways to reach us. Sign in. Mail. 24/7 Help. For premium support ...
Chrysochus cobaltinus, the cobalt milkweed beetle or blue milkweed beetle, is a member of the diverse family of leaf beetles, Chrysomelidae. It is named after its cobalt-blue exoskeleton, which makes it easy to spot and distinguish, and its tendency to feed off milkweed plants. It occurs in the Western United States and British Columbia. [3]
Cosmic Cobalt may be our 2025 Color of the Year, but this rich blue hue has long been a color of significance for royalty and ancient cultures, dating as far back as the 6th and 7th centuries B.C.