Complex sentence: New fume hoods specifically designed for nanotechnology are being developed primarily based on low-turbulence balance enclosures, which were initially developed for the weighing of pharmaceutical powders; these nanomaterial handling enclosures provide adequate containment at lower face velocities, typically operating at 65--85 fpm.
Split into simpler sentences: New fume hoods specifically designed for nanotechnology are being developed primarily based on low-turbulence balance enclosures, which were initially developed for the weighing of pharmaceutical powders. These nanomaterial handling enclosures provide adequate containment at lower face velocities, typically operating at 65--85 fpm.