Seborrheic keratoses are non-cancerous growths of the outer layer of skin. They are usually brown, but can vary in color from beige to black, and vary in size from a fraction of an inch to more than an inch in diameter. They may occur singly or in clusters on the surface of the sk...
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catalysts Review A Review of Noble Metal Catalysts for Catalytic Removal of VOCs Shaoqi Chu 1,2, Enlai Wang 1, Fushan Feng 1, Changsheng Zhang 2, Jie Jiang 2, Qinqin Zhang 3 , Fang Wang 1, Liancheng Bing 1, Guangjian Wang 1 and Dezhi Han 1,* 1 State Key Laboratory Base of Eco-...
Inorganic lead compounds are classified as probably carcinogenic to humans (Group 2A) by the International Agency for Research on Cancer (IARC) [17]. Safe, efficient, inexpensive removal of these dangerous dyes and metals, such as Pb from industrial wastewater, is an urgent matter. To make ...
A large number of Ni2+-containing wastewater is produced. Nickel may cause different types of diseases, such as lung cancer, kidney problems, gastrointestinal disorders, pulmonary fibrosis, skin dermatitis, rapid respiration, cyanosis, and extreme weakness if it is beyond the permitted concentration ...