Carpal Tunnel Syndrome And Tarsal Tunnel Syndrome Carpal tunnel syndrome is a condition in which irritation of the wrist's median nerve causes tingling and numbness of the thumb,...learn more Â». In This Article.
1 Argyria-characterised by a metallic, slate-grey or blue-grey pigmentation. 2  The hyperpigmentation is most apparent in the UV-exposed areas of skin, especially the forehead, nose, and hands, as well as mucous membranes. 3  Argyria results from prolonged contact with or ingestion of silver salts.
Why the need for these pigment colors: White: Simply put, you can't print white! To make a white image, you just print your artwork as black and add the white foil. Grey: Printing gray on any printer is actually individual back dots that mix with the white paper in between them creating the illusion of gray. The more space between dots, the lighter the 'shade'.