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.
Below are several ways to use aromatherapy to remedy the common cold: 1  Add boiled water to a bowl and add a few drops of eucalyptus. 2  Place a towel over the head to create a steam tent, close the eyes to avoid eye irritation and slowly inhale in the aroma for 5 to 10 minutes. 3  Repeat 2-3 times a day until symptoms abate.