As a Steelworker you are required to operate sheet-metal tools and to apply basic sheet-metal layout techniques. In many Naval Construction Force (NCF) projects, sheet metal is used to protect the exterior of buildings by using flashing, gutters, and at times, complete sheet-metal roofing systems.
You can use any of the following essential oils by themselves or in a combination in a diffuser to help with headaches or congestion: eucalyptus, ravensara, thyme, rosemary, peppermint, frankincense, or manuka. For more intense therapy, steam inhalation may both help you to decongest and help you fight an infection.
At the first sign of outbreak, apply a drop of Tea Tree oil diluted with carrier oil on the blisters several times throughout the day. For pain and discomfort, diluted Lavender essential oil works well. Other helpful essential oils for cold sores all work best when diluted with carrier oil such as sweet almond oil.