Latest E. Charles H. Sykes Stories
A team of researchers at Tufts University's School of Arts and Sciences and School of Engineering have discovered that individual atoms can catalyze industrially important chemical reactions such as the hydrogenation of acetylene, offering potentially significant economic and environmental benefits. Hydrogenation — the addition of hydrogen atoms to an organic compound — is critical to the food, petrochemical and pharmaceutical industries. Hydrogenation requires the presence of...
- A large punch-bowl of the eighteenth century, usually of silver and with a movable rim, and decorated with flutings and a scalloped edge. It was also used for cooling and carrying wine-glasses.
- A kind of cotton handkerchief having white spots on a colored ground, the spots being produced by a chemical which discharges the color.