1.   Red pigment is mixed into the ink.

2.   Heat destroys the structure of the proteins attached to the red pigment.

3.   In cool temperatures, this red pigment combines with other proteins in the hell, and the shell takes on the color of the proteins.

4.   In cool temperatures, this red pigment combines with other proteins in the shell and the shell takes on the color of the proteins.

5.   Of special note is the red pigment in the fine soil and dust that cling to rocks and boulders across the desolate landscape surrounding the probe.

6.   Red pigment was expensive, which put it out of reach for many working-class homes.

7.   Some of the pieces bear drops of red pigment, evidence that the art and tools belong to the same time and culture.

8.   The handmade Evans and Brown wallpaper looks like plaster painted with a red pigment lacquer.

9.   The primary pigment in American lobsters is astaxanthin, a red pigment found also found in some bird feathers.

10.   The primary pigment in American lobsters is astaxanthin, a red pigment found also in some bird feathers.