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:
The President is chief of state. This means he is the ceremonial head of the government of the United States, the symbol of all the people of the nation.
Yes, at the Boston Massacre five people were killed including one freed black man living in Boston named Crispus Attucks. The other people killed were, Samuel Gray a worker at rope walk, James Caldwell a mate on an American ship, Samuel Maverick a seventeen year old male, and Patrick Carr a feather maker.
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