Black pigment is usually found in black, brown, and dark red hair, but in the latter it is associated with a brown pigment that is soluble in dilute sulphuric acid.
The alteration of the red blood corpuscles to black pigment may be due to feeble circulation in the superficial capillaries.
These facts confirm the general impression that the color of the negro's skin is nearly allied to the "melanin," or black pigment of the choroid coat in the eye.
This kind of charcoal has two principal applications; to deprive various solutions, particularly syrups, of their colouring matters, and to furnish a black pigment.
A black pigment used in copperplate printing, prepared by burning vine twigs, the lees of wine, etc.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "black pigment" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.
