- Copper occurs in nature mixed with other minerals and valuable metals in ore,
and the proportion of copper in the ore can vary considerably... - In measuring electrical activity in different parts of the brain,
researchers found that people who describe themselves... - The following appeared in a memo from a manager of a car dealership.
"Ten years ago, long-term car leasing became available... - The following appeared in a newsletter about education policy.
'The average annual earnings of high school dropouts... - The following appeared in a newsletter about health.
"The proportion of children in the United States who... - The following appeared as part of an article in a health and beauty magazine.
"A group of volunteers participated in a study of consumer... - The cities of East Sacunda and West Sacunda are in an earthquake-prone area.
Since 1985 both cities have had stringent building... - The following appeared in a letter to the editor of an archaeological magazine.
"Archaeologists excavated a cave that had been inhabited... - The following appeared in a magazine for the trucking industry.
"The Longhaul trucking company was concerned that its... - The following appeared as an editorial in a health magazine.
"Clormium 5 is an odorless, tasteless, and generally...
