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.
Other essential oils have anti-microbial actions, protect against colds and are highly effective for respiratory support, whose essences can be inhaled to address ear, nose, throat and lung problems. These include: 1  Frankincense (Boswella carteri). 2  Lavender (Lavandula augustifolia). 3  Lemon (Citrus limonom).
In addition to rest and fluids, the following home remedies may provide some symptom relief during a bout of flu: 1  Drinking hot green, black, or herbal tea, flavored with lemon or honey, if desired. 2  Eating hot chicken soup. 3  Using a humidifier to moisten dry air.