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.
Protect Your Home and Hands. To help ward off seasonal illnesses, use a diffuser with essential oils blends known for their antimicrobial properties, such as eucalyptus and myrrh or tea tree oil and lavender.
The following are special concerns for people taking natural remedies for colds or influenza: 1  Echinacea is commonly taken to prevent onset and ease symptoms of colds or flu. 2  High quality studies have failed to show that this herb helps prevent or treat colds. 3  In addition, some people are allergic to echinacea.