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.
Eucalyptus is antiviral, antibacterial and a good decongestant. Use eucalyptus essential oil in steam inhalations to relieve a stuffy nose or a sore throat, in a bath to relieve cold symptoms and in aromatherapy burners as a natural disinfectant during the flu season.Tea Tree Oil for Colds and Flus.se approximately six drops of essential oil for a bath, and if your skin is sensitive, blend it with a spoonful of base oil, such as sweet almond. Use 4-6 drops of oil in a steam inhalation. All these essential oils are suitable for most adults (although not for pregnant women) as natural cold remedies.