A pressure bulkhead for a fuselage of an aircraft is configured for bounding a fuselage interior relative to an external environment. The pressure bulkhead includes a flat skin configured to span a cross-section of the fuselage and having a cavity disposed at a core region of the skin. The core region...
The Iron Ring is a symbolic ring worn by most Canadian engineers. The Ring is a symbol of both pride and humility for the engineering profession, and is always worn on the pinky of the dominant hand. In the United Kingdom the signet ring is traditionally worn on a gentleman's left fifth digit.
The Creative Pink Colored Diamond. For instance, a pink diamond is one of the world's rarest diamonds, so it is highly prized. The natural pink fancy is a pink diamond that has been formed by natural processes. As a result, a pink diamond engagement ring can be quite an expensive expression of affection--a light pink Agra diamond recently sold at auction for nearly seven million dollars.