The most essential ingredient for industrialization is .

If you were a casual recreational hiker with young children, which of the following trails would be least strenuous for a leisurely family outing? a. merced lake trail b. mirror lake loop trail. c. tenaya lake and tuolumne meadows trail d. el capitan trail

Arow of elements on the periodic table is called an

Why was the democratic republic of the congo renamed "zaire"