cracking strength

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• Cracking joints — is the action of moving joints to produce a sharp cracking or popping sound. The most common form of this occurs during deliberate knuckle cracking. It is possible to crack many other joints, such as those between the back and neck vertebrae,… …   Wikipedia

• Cracking of wireless networks — is the penetration of wireless networks. A wireless network can be penetrated in a number of ways. These ways vary greatly in the level of computer skill and commitment they require. Once within a network, a skilled hacker can modify software,… …   Wikipedia

• strength of materials — Engineering discipline concerned with the ability of a material to resist mechanical forces when in use. A material s strength in a given application depends on many factors, including its resistance to deformation and cracking, and it often… …   Universalium

• Password strength — is a measurement of the effectiveness of a password as an authentication credential. Specifically, it estimates how many trials an attacker who does not have direct access to the password would need, on average, to correctly guess it. The… …   Wikipedia

• Ozone cracking — in natural rubber tubing Cracks can be formed in many different elastomers by ozone attack, and the characteristic form of attack of vulnerable rubbers is known as ozone cracking. The problem was formerly very common, especially in tires, but is… …   Wikipedia

• Environmental stress cracking — (ESC) is one of the most common causes of unexpected brittle failure of thermoplastic (especially amorphous) polymers known at present. Environmental stress cracking may account for around 15 30% of all plastic component failures in service.H. F …   Wikipedia

• Crocodile cracking — Crocodile cracking, also called fatigue cracking or alligator cracking, is a common type of distress in asphalt pavement. It is usually studied under the transportation section of civil engineering. Crocodile cracking is characterized by… …   Wikipedia

• Fluid catalytic cracking — (FCC) is the most important conversion process used in petroleum refineries. It is widely used to convert the high boiling hydrocarbon fractions of petroleum crude oils to more valuable gasoline, olefinic gases and other products.cite book|author …   Wikipedia

• Concrete — This article is about the construction material. For other uses, see Concrete (disambiguation). Outer view of the Roman Pantheon, still the largest unreinforced solid concrete dome.[1] …   Wikipedia

• Reinforced concrete — is concrete in which reinforcement bars ( rebars ), reinforcement grids, plates or fibers have been incorporated to strengthen the concrete in tension. It was invented by French gardener Joseph Monier in 1849 and patented in 1867.[1] The term… …   Wikipedia

• Properties of concrete — Concrete has relatively high compressive strength, but significantly lower tensile strength, and as such is usually reinforced with materials that are strong in tension (often steel). The elasticity of concrete is relatively constant at low… …   Wikipedia