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).
Ways to treat your cold/flu symptoms. 1  Stay home and rest, especially while you have a fever. 2  Stop smoking and avoid secondhand smoke, which can make cold symptoms worse. 3  Drink plenty of fluids like water, fruit juices and clear soups. Fluids help loosen mucus. 4  Do not drink alcohol.