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).
But there is an alternative for several flu viruses, both type A and type B. It's a natural remedy that has no side effects and is inexpensive. It has been around for quite some time as a cold cure. But lately it has proven effective against virulent flus. It is Black Elderberry extract. Tamiflu Hazards The Sydney (Australia) Herald on April 20, 2009 reported in its world section that a Japanese study had been completed on the side effects of Tamiflu with negative results.