Yellow Pigment

Some articles on yellow, yellow pigment, pigments:

Yellower - In Science - Minerals and Chemistry - Dyes
... of the dyed fabric varies from deep red to orange to yellow, depending upon the type of saffron and the process ... Reseda luteola, also known as dyers weed, yellow weed or weld, has been used as a yellow dye from neolithic times ... It was used as both as a yellow dye, whose color was deep and lasting, and to dye fabric green, first by dyeing it blue with indigo, then dyeing it with reseda luteola to turn it a rich, solid and lasting green ...
Xanthochromism
... may be applied to birds, fish and other animals whose colouration is unusually yellow through an excess of yellow pigment, or possibly a loss of darker pigments that allows yellow pigment to be unusually dominant ... It is often associated with the lack of usual red pigmentation and its replacement with yellow ... The opposite of xanthochromism, a deficiency in or complete absence of yellow pigment, is known as axanthism ...
Blue Budgerigar Mutation - Appearance
... skyblue and the colour of mask and other parts which are yellow in the wild-type, to white ... of the wild budgerigar is due to the combined effect of a yellow pigment and an interference effect similar to that which gives colour to petrol on water, which in the budgerigar produces a blue ... Yellow pigment is present in the outer layer (cortex) of the cells forming the barbs of all feathers of the wild budgerigar with the exception of the cheek ...

Famous quotes containing the words pigment and/or yellow:

    Light was a paste of pigment in our eyes.
    Robert Frost (1874–1963)

    Belinda lived in a little white house,
    With a little black kitten and a little gray mouse,
    And a little yellow dog and a little red wagon,
    And a realio, trulio, little pet dragon.
    Ogden Nash (1902–1971)