Cortisol (hydrocortisone), a corticosteroid with both glucocorticoid and mineralocorticoid activity and effects. Corticosteroids are a class of steroid hormones that are produced in the adrenal cortex of vertebrates, as well as the synthetic analogues of these hormones.
The light stands at the entrance to Botany Bay. The light was required so north-bound shipping could hug the coast and avoid the strong southerly currents further out to sea. The lighthouse is on the southern side of the entrance to Botany Bay and is about 45 minutes south of Sydney. Page last updated:
Oldest surviving sea-washed lighthouse. Bell Rock, off Dundee, Scotland. Sitting on a dangerous rock off the coast of Dundee and Arbroath, another Stevenson creation â this time Robertâs, Bell Rock or Inchcape lighthouse is the oldest surviving lighthouse not on the mainland or a significant island.