‘And if it’s out there someone can test it for any purpose that they need and we don’t need that to happen as a society.’.. Can an employer ask for your DNA? Is it ever OK for an company to demand a DNA sample from an employee? That question reaches the center of the case of the ‘devious defecator, ‘ which is back in court today. The case involves an Atlanta firm called Atlas Logistics, which operates warehouses for items sold at food markets. In 2012, someone started repeatedly defecating in another of its warehouses.Light resources have grown to be the optical eye of modern science, providing X-rays that enable experts to review chemistry at its most elementary levels. Synchrotron light resources, just like the ALS at Berkeley Laboratory, accelerate electrons around a circular storage space ring, improving them to relativistic energies and directing them through magnetic insertion gadgets that can be customized to extract extremely bright and extreme beams of X-rays or various other light. The accelerated electrons undertake a synchrotron's storage ring in an extended train of brief bunches.