Period 6 element living organism. Tungsten interferes with molybdenum and copper metabolism, and is somewhat toxic to animal life. Rhenium is a chemical element with the symbol Re and atomic number 75. It is a silvery-white, heavy, third-row transition metal in group 7 of the periodic table. With an "estimated" average concentration of 1 part per billion (ppb), rhenium is one of the rarest elements in the Earth's crust. The free element has the third-highest melting point and highest boiling point of any element. Rhenium resembles manganese chemically and is obtained as a by-product of molybdenum and copper ore's extraction and refinement. Rhenium
Otherwise Known as Sheila the Great work with Sheila because of her fear of the water Judy Blume dedicated the book to her father and her mother. The post-2002 reprints of this book have some lines edited and a bit of new content added to update the technology use in it (for instance, record players are replaced with CD players, and the camp's copier keeps malfunctioning, which is why Sheila must use a mimeograph machine, whereas the original had them already still using their mimeograph machine and not having a copier yet). Judy Blume's website Otherwise Known as Sheila the Great Otherwise Known as Sheila the