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).
Here are 14 tips for 'natural' flu and cold remedies that may help relieve your symptoms. Cold and flu symptoms cause discomfort - but they are part of the body's natural healing process. Fever is the body's defence mechanism to try to kill a virus with heat - and blood circulates quicker helping with healing.