Bergamot essential oil painful erythema and bullae on exposed areas of the skin. In one case, six (6) drops of bergamot aromatherapy oil in a bath followed by 20–30 minutes exposure of ultraviolet light from a tanning bed caused a severe burn-like reaction. Bergamot essential oil contains a significant amount of bergapten, a phototoxic substance that gets its name from the bergamot orange. Bergapten, a linear furanocoumarin derived from psoralen, is often found in plants associated with phytophotodermatitis. Note that bergamot essential oil has a higher concentration of bergapten (3000–3600 mg/kg) than any other citrus-based essential oil. When bergamot essential oil is applied
HMS Bergamot (1917) on both Siddall and a wounded Petty Officer, who was lying on the deck with a broken leg and arm. By this time the ship was clearly sinking so Smith inflated his casualties life vests and lowered them both into the water. As HMS Bergamot sank one of her depth charges exploded, badly wounding Siddall and again rendering him unconscious. Smith towed both his casualties to lifeboat no.2, which had left the sinking ship, containing 47 survivors, and then worked on Siddall for 25 minutes, administering artificial respiration, until he again recovered consciousness. Smith then treated the other injured survivors