[permalink] [id link]
# the alkaline chemical environment provided by the alkali reserve ( KOH, NaOH ) and the portlandite ( calcium hydroxide ) contained in the hardened cement paste causes a passivating film to form on the surface of the steel, making it much more resistant to corrosion than it would be in neutral or acidic conditions.
from
Wikipedia
Some Related Sentences
# and alkaline
# If alkaline transfer methods are used, the DNA gel is placed into an alkaline solution ( typically containing sodium hydroxide ) to denature the double-stranded DNA.
# Janez Strnad, Bose-Einsteinova kondenzacija alkalijskih atomov ( Bose-Einstein's condensation of alkaline atoms ), ( FMF, IJS, Ljubljana November 5, 2001 ).
# The substrate is not subjected to highly alkaline conditions, which may dissolve phosphate and other conversion coatings.
# and chemical
# Pretreatments to make the raw materials ready for the main extraction step and to remove impurities which may have negative effects on physio chemical properties of the final gelatin product,
# Reductionism with respect to physics and questions regarding whether quantum mechanics can fully explain all chemical phenomena.
# A photodiode or solar cell may be considered as a source of emf, similar to a battery, resulting in an electrical voltage generated by charge separation driven by light rather than chemical reaction.
# A chemical is added to be converted by the enzyme into a color or fluorescent or electrochemical signal.
# Solar disinfection-Solar disinfection is an effective method, especially when no chemical disinfectants are available.
# Yellow Crumb: Xanthation changes the chemical makeup of the cellulose mixture and the resulting product is now called " yellow crumb "
# Mechanical and chemical breakdown: mastication and the mixing of the resulting bolus with water, acids, bile and enzymes in the stomach and intestine to break down complex molecules into simple structures,
# The use of anti-malarials developed from similar basic chemical compounds can increase the rate of resistance development, for example cross-resistance to chloroquine and amiodiaquine, two 4-aminoquinolones and mefloquine conferring resistance to quinine and halofantrine.
# and environment
Peacock Flounder Bothus mancus demonstrating its ability to # Crypsis_by_changing_skin_pattern. 2C_colour | change its pattern and colours to match its environment
# As a result of interaction with the environment, and particularly as a result of evaluational interaction with others, the structure of the self is formed-an organized, fluid but consistent conceptual pattern of perceptions of characteristics and relationships of the " I " or the " me ", together with values attached to these concepts.
# The host cell, containing a dormant phage genome, experiences DNA damage due to a high stress environment, and starts to undergo the SOS response.
# differential " fitness ", or the opportunity for one element to be more or less suited to the environment than another.
# Protection: an anatomical barrier from pathogens and damage between the internal and external environment in bodily defense ; Langerhans cells in the skin are part of the adaptive immune system.
# Beliefs, conscious mental states, and other facts about us and our environment ( which we may or may not have access to ).
# The resulting product of the power and time distribution, in various frequency ranges, of the radiated or conducted electromagnetic emission levels that may be encountered by a military force, system, or platform when performing its assigned mission in its intended operational environment.
# One of the keys to the most beneficial employment of people, money, and the environment is radical increases in resource productivity.
* Move either all or part of itself throughout its operating environment without human assistance ( Rule # 3 )
# The opportunity for anyone to live within a total environment of their choice, with mandatory adherence to the aesthetic and behavioral standards of same — " Privately owned, operated and controlled environments as an alternative to homogenized and polyglot ones.
# To ensure economic prosperity, social justice and the health of the natural environment, based on decentralist socialism ;
# Use and value diversity: Diversity reduces vulnerability to a variety of threats and takes advantage of the unique nature of the environment in which it resides.
# Strategic Inventory Positioning-The first question of effective inventory management is not, “ how much inventory should we have ?” Nor is it, “ when should we make or buy something ?” The most fundamental question to ask in today ’ s manufacturing environments is, “ given our system and environment, where should we place inventory to have the best protection ?” Inventory is like a break wall to protect boats in a marina from the roughness of incoming waves.
# Pre-damage heat up – " In the absence of a two-phase mixture going through the core or of water addition to the core to compensate water boiloff, the fuel rods in a steam environment will heat up at a rate between 0. 3 ° C / s ( 0. 5 ° F / s ) and 1 ° C / s ( 1. 8 ° F / s ) ( 3 ).
1.873 seconds.