Category: Engineering

What do the symbols on a medieval shield mean? During the medieval period, the use of shield became popular as a central part of the coat of arms. These symbols were meant to denote the exact family or person represented as well as certain traits that the owner of the coat of arms wanted to […]

When did the Australian flag change? 23 February 1908 When did Australia stop flying the Union Jack? 1954 Is the Australian flag changing? Australia’s flag will never change, Malcolm Turnbull has said, dismissing a new design that drops the Union Jack. The new design makes a simple but fundamental change to the flag. The Union […]

What does it mean if oil used in an engine turns black? Thick, black, or very dark oil usually indicates that your oil has been exposed to dirt or dust contaminants that lead to a soot build-up. Direct injection gasoline engines produce soot over time that causes standard motor oil to turn black and thick. […]

What is common in a business franchise? Franchising: A method of business expansion characterized by a trademark license, payment of fees, and significant assistance and/or control. Franchisor: The person or company that grants the franchisee the right to do business under their trademark or trade name. What are three types of industries with business format […]

Can you be allergic to diamonds? Allergies to pure gold and silver are ”exquisitely rare,” says Dr. De Leo, who adds that he has never known of anyone allergic to pearls and diamonds. Those are perfectly fine if worn without a setting, but that, of course, poses something of a problem. What is the rarest […]

Why did gas prices go up in 2005? Hurricane Katrina forced several refinery operators in the Gulf Coast, where about 40 percent of the nation’s refining capacity is located, to shutdown. Pressuring gas supplies even more were power outages that shut down two major pipelines that pump gas to key terminals and distribution centers along […]

What did Jacques Cousteau originally want to be and what changed his mind? Jacques Cousteau originally wanted to become an aviator. When Jacques-Yves Cousteau was a young man he joined the French navy, but he never had any intention of going underwater as part of his service. What did Jacques Cousteau like doing as a […]

What antibiotic can affect your Achilles tendon? However, risk factors can also come from inside the medicine cabinet: in particular, data show that a class of antibiotics, called fluoroquinolones, increases the chances that a patient can injure their Achilles tendon. What is the fastest way to heal Achilles tendonitis? Achilles Tendon Injury Treatment Rest your […]

Do you need a round rug under a round table? A round table centered on a round rug is visually balanced, but a round rug works even if your table is square. Again, at least 30 inches all around the table is preferred, but a larger round rug would benefit the two shapes playing off […]

What is the traditional flower of Hawaii? yellow hibiscus Is an orchid a Hawaiian flower? The orchid is one of the most sought after flowers in Hawaii for its many wonderful traits. This medium-sized flower has the scientific name Orchidaceae and the Hawaiian name ʻokika or ʻokika honohono (Dendrobium). What is the Hawaiian white flower? […]