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Author Question: Government water resource specialists have estimated that the Great Lakes currently contain about ... (Read 43 times) |
As the western states of America were settled, pioneers often had to drink rancid water from ponds and other sources. This often resulted in chronic diarrhea, causing many cases of dehydration and death that could have been avoided if clean water had been available.
Certain rare plants containing cyanide include apricot pits and a type of potato called cassava. Fortunately, only chronic or massive ingestion of any of these plants can lead to serious poisoning.
The heart is located in the center of the chest, with part of it tipped slightly so that it taps against the left side of the chest.
The average adult has about 21 square feet of skin.
Malaria was not eliminated in the United States until 1951. The term eliminated means that no new cases arise in a country for 3 years.