Search results
Results from the WOW.Com Content Network
1,4-Butanediol, also called Butane-1,4-diol (other names include 1,4-B, BD, BDO and 1,4-BD), [5] is a primary alcohol and an organic compound with the formula HOCH 2 CH 2 CH 2 CH 2 OH. It is a colorless viscous liquid first synthesized in 1890 via acidic hydrolysis of N,N'-dinitro-1,4-butanediamine by Dutch chemist Pieter Johannes Dekkers, who ...
BDO may refer to: Ballon d'Or, an annual football award; Banco de Oro, one of the largest banks in the Philippines; Barton, Durstine & Osborn, the former name of advertising agency BBDO; BDO Global, the world's fifth-largest accountancy network; BDO USA; Behavior Detection Officer, part of the Transportation Security Administration
Durability is the ability of a physical product to remain functional, without requiring excessive maintenance or repair, when faced with the challenges of normal operation over its design lifetime. [ 1 ] : 5 There are several measures of durability in use, including years of life, hours of use, and number of operational cycles. [ 2 ]
Polymer degradation is the reduction in the physical properties of a polymer, such as strength, caused by changes in its chemical composition.Polymers and particularly plastics are subject to degradation at all stages of their product life cycle, including during their initial processing, use, disposal into the environment and recycling. [1]
It may be necessary to repair a concrete structure following damage (e.g. due to age, chemical attack, fire, [24] impact, movement or reinforcement corrosion). Strengthening may be necessary if the structure is weakened (e.g. due to design or construction errors, excessive loading, or because of a change of use).
After the siblings' grandmother is cured, they and Fran tell the king about Kaoru. Fran proves her existence by drinking one of her potions, turning her young again. She also gives a potion to the king's brother Roland, who has a disabled arm. After his arm is healed, Roland decides to not be king anymore and have a more easier life.