Answer:
Formaldehyde can be added as a preservative to food, but it can also be produced as the result of cooking and smoking. Formaldehyde also occurs naturally in the environment. Humans and most other living organisms make small amounts as part of normal metabolic processes. Formaldehyde is also a byproduct of combustion. When burning natural gas, kerosene, gasoline, wood, or tobacco, formaldehyde is produced. Automobile exhaust is a common source of formaldehyde in our environment. Tobacco smoking in the home is another source of the chemical in the indoor environment.
Explanation:
Answer:
As the Cold War heated up in the 1950s, the United States made decisions on foreign policy with the goal of containing communism. To maintain its hegemony in the Western Hemisphere, the U.S. intervened in Guatemala in 1954 and removed its elected president, Jacobo Arbenz, on the premise that he was soft on communism. In 1997, the CIA released files pertaining to the Guatemalan coup that reignited questions about the motivations for U.S. actions in Guatemala. Was the United States concerned with the containment of communism, or was it acting on behalf of the business interests of the United Fruit Company? In this History Lab, students will examine documents, films, photographs, and other primary source materials to analyze U.S. foreign policy during the Cold War.
Explanation:
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The polis can best be described as a moral community of citizens. Therefore, your answer is True.
Answer:
At sawmills, they used windmills to grind grain, pump water and cut wood.
Explanation:
The American colonists used the power generated by windmills at the sawmills to make the work eaiser and faster (and didn't need to use manpower or horsepower). The windmills power ground the grain between stones, pumped the water into the mills and could even cut wood.
