Pressurization becomes increasingly necessary at altitudes above 12,500 to 14,000 feet (3,800 to 4,300 m) above sea level to protect crew and passengers from the risk of a number of physiological problems caused by the low outside air pressure above that altitude.
1. (Architecture) the art and science of designing and superintending the erection of buildings and similar structures. 2. (Architecture) a style of building or structure: Gothic architecture. 3. (Architecture) buildings or structures collectively. 4. the structure or design of anything: the architecture of the universe.
1 They are science-minded. 2  Architecture is both an art and a science. 3  In addition to designing buildings with elegance and beauty in mind, architects must understand how the different components of a building work together to create a sturdy, safe environment. 4  An understanding of math and physics is essential.