Browse Reference Articles
421 to 430 of 428 articles
-
Sulfur dioxide
Sulfur dioxide (also sulphur dioxide, sulfurous anhydride or sulphurous anhydride) has the chemical formula SO2. The gas is irritating to the lungs and is frequently described as smelling of burning ... > more -
Instrumental temperature record
The instrumental temperature record shows the fluctuations of the temperature of the atmosphere and the oceans since the invention of ... > more -
Lanthanide
The lanthanide series comprises the 15 elements from lanthanum to lutetium on the periodic table, with atomic numbers 57 through 71. All lanthanides except lutetium are f-block elements, ... > more -
Saturated fat
Saturated fat is fat that consists of triglycerides containing only saturated fatty acids. Diets high in saturated fat correlate in some studies with an increased incidence of atherosclerosis and ... > more -
Unsaturated fat
An unsaturated fat is a fat or fatty acid in which there is one or more double bond in the fatty acid chain. A fat molecule is monounsaturated if it contains one double bond, and polyunsaturated if ... > more
Search ScienceDaily
Number of stories in archives: 137,433

