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.
Two of the best essential oils to eliminate infection are lavender and eucalyptus. In fact, studies prove that a two-percent dilution of eucalyptus oil kills 70 percent of airborne staphylococcus bacteria. Anise, peppermint, and eucalyptus reduce coughing, perhaps by suppressing the brain's cough reflex.