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).
When you catch the flu or a cold, make yourself a bay leaf oil vapor or moist heating pad with this great chest remedy. 1  First, bay leaf oil helps reduce infections associated with colds. 2  In addition, it helps regulate body temperatures that go up and down with fevers and boosts sweating during those periods.