With some exceptions, an Employee is covered by the HCSO if the Employee works for an Employer covered by the HCSO and: 1  Is entitled to be paid the minimum wage; 2  Has been employed by the Employer for at least 90 calendar days; and. 3  Works at least 8 hours per week in San Francisco.
Vortex ring. Spark photography image of a vortex ring in flight. A vortex ring, also called a toroidal vortex, is a torus-shaped vortex in a fluid or gas; that is, a region where the fluid mostly spins around an imaginary axis line that forms a closed loop. The dominant flow in a vortex ring is said to be toroidal, more precisely poloidal.
Thoracolumbar Spine Syndrome. Thoracolumbar syndrome, also called posterior ramus syndrome, dorsal ramus syndrome or Maigne syndrome, is a painful condition which is theorized to exist primary due to facet joint issues at the junction between the middle spine and lower spine.he lumbar spine, on the other hand, is the place where disc degeneration and spinal arthritis are almost universal in human adults. The lower back must constantly bend and flex, carrying huge loads of stress which obvious wear down the vertebrae and intervertebral discs as part of their normal lifespans.