The brain on lithium. Lithium is a special metal in many ways. It's light and soft â so soft that it can be cut with a kitchen knife and so low in density that it floats on water. It's also solid at a wide range of temperatures, with one of the lowest melting points of all metals and a high boiling point.
Itching or burning, Skin rash and Swelling. WebMD Symptom Checker helps you find the most common medical conditions indicated by the symptoms itching or burning, skin rash and swelling including Lice, Contact dermatitis, and Poison ivy, oak, and sumac. There are 44 conditions associated with itching or burning, skin rash and swelling. The links below will provide you with more detailed information on these medical conditions from the WebMD Symptom Checker and help provide a better understanding of causes and treatment of these related conditions. 1  Lice.
Poison ivy - oak - sumac rash. Poison ivy, oak, and sumac are plants that commonly cause an allergic skin reaction. The result is most often an itchy, red rash with bumps or blisters. The rash is caused by skin contact with the oils (resin) of certain plants. The oils most often enter the skin rapidly. POISON IVY. 1  This is one of the most frequent causes of skin rash among children and adults who spend time outdoors.  The plant has 3 shiny green leaves and a red stem.