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).
At the first sign of outbreak, apply a drop of Tea Tree oil diluted with carrier oil on the blisters several times throughout the day. For pain and discomfort, diluted Lavender essential oil works well. Other helpful essential oils for cold sores all work best when diluted with carrier oil such as sweet almond oil.