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.
Relaxing, pain-relieving, healing. Benzoin essential oil has a sweet, cinnamon-vanilla scent that calms your nerves and relaxes your muscles. It's excellent for easing chest congestion (also asthma, bronchitis and coughs) - ideal for sleep-inducing cold remedies.