Kitchen appliances called blenders bacame.................. in the 1930s, when Stephen J.Poplawski developed a machine that excelled at making his favorite drink.

In the preparation of fibrous material for production uses, stiff woody fibers from plants.................. fibers from animal sources.

Farmers look forward to .................... every summer.

People usually can get a sufficient amount of the calcium their bodies.................. from the food they consume.

Chosen as the nation's capital at the end of the American Civil War,.................. a city of over a million people.

Hollywood, the heart of America's motion picture industry,.................. of Los Angeles a century ago.

Within an area of only 100 miles, Death Valley sinks to 282 feet below sea level while Mount Whitney,.................. to a height of 14,494 feet.

.................. that increasing numbers of compact-disc players will be bought by consumers in the years to come.