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2. Iridescence - Wikipedia

   en.wikipedia.org/wiki/Iridescence

   A single iridescent species of gecko, Cnemaspis kolhapurensis, was identified in India in 2009. [22] The tapetum lucidum , present in the eyes of many vertebrates, is also iridescent. [ 23 ] Iridescence is known to be present among prehistoric non-avian and avian dinosaurs such as dromaeosaurids , enantiornithes , and lithornithids . [ 24 ]

3. Structural coloration - Wikipedia

   en.wikipedia.org/wiki/Structural_coloration

   The brilliant iridescent colors of the peacock's tail feathers are created by structural coloration, as first noted by Isaac Newton and Robert Hooke.. Structural coloration in animals, and a few plants, is the production of colour by microscopically structured surfaces fine enough to interfere with visible light instead of pigments, although some structural coloration occurs in combination ...

4. Thin-film interference - Wikipedia

   en.wikipedia.org/wiki/Thin-film_interference

   The color indicates the temperature the steel reached, which made this one of the earliest practical uses of thin-film interference. Iridescent interference colors in an oil film Iridescence caused by thin-film interference is a commonly observed phenomenon in nature, being found in a variety of plants and animals.

5. Water bottle - Wikipedia

   en.wikipedia.org/wiki/Water_bottle

   Stainless steel bottles that do not contain a liner have been known to transfer a rusty taste and odor to contents. Bottles made with food-grade stainless steel (grade 304, also known as 18/8) do not transfer taste or odor. Metal (especially steel) water bottles can be heavier than their plastic counterparts. Single-walled metal bottles readily ...

6. AOL Mail

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   Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

7. Chemical coloring of metals - Wikipedia

   en.wikipedia.org/wiki/Chemical_coloring_of_metals

   Various colors on stainless steel 18 Cr / 8 Ni 7.5 g of sodium dichromate , 1000 mL of sulfuric acid (1.24 g/cm 3 ), lead cathodes, object as an anode, 70-90 °C temp, 0,06 A/dm 2 , voltage 1.3 V – colors depend on the duration of the procedure (5-50 min.), brown, blue, reddish brown, yellow, green.