Acid rain — is rain or any other form of precipitation that is unusually acidic. It has harmful effects on plants, aquatic animals, and infastructure. Acid rain is mostly caused by human emissions of sulfur and nitrogen compounds which react in the… … Wikipedia
Acid sulfate soil — Acid sulfate soils are naturally occurring soils, sediments or organic substrates (e.g. peat) that are formed under waterlogged conditions. These soils contain iron sulfide minerals (predominantly as the mineral pyrite) or their oxidation… … Wikipedia
Acid-base extraction — is a procedure using sequential liquid liquid extractions to purify acids and bases from mixtures based on their chemical properties. Acid base extraction is routinely performed during the work up after chemical syntheses and for the isolation of … Wikipedia
Acid-free paper — is paper that has a neutral or basic pH (7 or slightly greater). It addresses the problem of preserving documents for long periods. Overview Paper made from wood based pulp that has not had its lignin removed goes yellow and deteriorates over… … Wikipedia
Acid erosion — Classification and external resources ICD 10 K03.2 MeSH D014077 Acid erosion, also known as dental erosion, is the irreversible loss of tooth structure due to chemical dissolution by acid … Wikipedia
Acid rap — is a subgenre of alternative hip hop in which lyrics are often cryptic, abstract or abnormal, trippy or psychedelic, spacey, dark or sinister, and sometimes drug or science fiction related, with eerie or spaced out drumbeats and instrumentation.… … Wikipedia
Acid indigestion — is a type of indigestion involving an excess of hydrochloric acid in the stomach. Frequent occurrence of acid indigestion can lead to aggravation of the duodenum or to an aggravation of the lining of the stomach, both of which can lead to ulcers… … Wikipedia
Acid-fast — Acid fastness is a physical property of some bacteria referring to their resistance to decolorization by acids during staining procedures.cite journal |author=Madison B |title=Application of stains in clinical microbiology |journal=Biotech… … Wikipedia
Acid-base homeostasis — is the part of human homeostasis concerning the proper balance between acids and bases, in other words the pH. The body is very sensitive to its pH level. Outside the range of pH that is compatible with life, proteins are denatured and digested,… … Wikipedia
Acid Loops — are specialized music clips. They were originally created for use with Acid, the loop based, music sequencing software, created by Sonic Foundry in 1998. The program made the arranging of sound clips to form a song much simpler than ever before.… … Wikipedia