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2. Cubic zirconia - Wikipedia

   en.wikipedia.org/wiki/Cubic_zirconia

   Cubic zirconia (abbreviated CZ) ... [16] attributed to price-fixing practices of De Beers Company which held a monopoly on the market from the 1870s to early 2000s. ...

3. Diamond simulant - Wikipedia

   en.wikipedia.org/wiki/Diamond_simulant

   Cubic zirconia can be coated with diamond-like carbon to improve its durability, but will still be detected as CZ by a thermal probe. CZ had virtually no competition until the 1998 introduction of moissanite (SiC; silicon carbide). Moissanite is superior to cubic zirconia in two ways: its hardness (8.5–9.25) and low SG (3.2).

4. Prices of chemical elements - Wikipedia

   en.wikipedia.org/wiki/Prices_of_chemical_elements

   Prices of hydrogen produced by distributed steam methane reforming, as predicted by H2A Production Model from United States Department of Energy, [9] assuming price of natural gas of US$3/MMBtu (US$10/MWh; US$0.10/m 3). Does not include cost of storage and distribution. 1: 2 H (D) Deuterium: 0.0001667 [10] 13 400: 2.23: 2020: CIL [11]

5. Diamonique - Wikipedia

   en.wikipedia.org/wiki/Diamonique

   Logo used since 2010. Diamonique is the brand name used by television shopping network QVC for their cubic zirconia simulated colorless diamond, simulated colored diamond, and simulated colored gemstone jewelry (cubic zirconia is a common type of gemstone substitute). [1]

6. Ceria-zirconia - Wikipedia

   en.wikipedia.org/wiki/Ceria-zirconia

   Ceria-zirconia is widely used as a component in current three-way catalytic converters. [6] The ceria-based component of the converter has several functions, including promoting the dispersion of the noble metals in the catalyst, but also storing and releasing oxygen. [ 7 ]

7. The 50 best Christmas gifts for everyone on your list this year

   www.aol.com/lifestyle/50-best-christmas-gifts-of...

   If the 4-year-old on your list loves their pet (or their stuffed animal collection), help them treat any boo-boos with the highly rated Melissa & Doug Pet Vet playset.