The heterogeneous reaction of thiols with lead oxide to form insoluble lead thiolates is the basis for a new process that separates thiols from a hydrocarbon stream. The process uses inexpensive ...

WE have utilized lead-210 isotope and surface-counting technique to evaluate the self-diffusion coefficient of lead in lead oxide. Since lead-210 has a very weak β-emission (0.025 MeV) it is wellnigh ...

When Leonardo da Vinci was creating his masterpiece, the Mona Lisa, he may have experimented with lead oxide in his base layer, resulting in trace amounts of a compound called plumbonacrite. It forms ...

If you are in need of a lesson on just how much things have changed in the last 60 years, an anecdote from my childhood might suffice. My grandfather was a junk man, augmenting the income from his ...

Painted by Leonardo da Vinci sometime between 1503 and 1519, the Mona Lisa is on display at the Louvre. Marc Piasecki / Getty Images From her perch behind protective glass at the Louvre, the Mona Lisa ...