this city falls under which country?
U.S
Portland, Maine
Portland is the most populous city in the U.S. state of Maine and the seat of Cumberland County
where is silicon most commonly found on earth More than 90% of the Earth's crust is composed of silicate minerals when was it discovered? Due to the abundance of silicon in the Earth's crust, natural silicon-based materials had been used for thousands of years who developed the first si semiconductor device? Greenleaf Whittier Pickard when was this device developed? 1906 can you tell me some characteristics of this element? Its melting and boiling points of 1414 °C and 3265 °C respectively are the second-highest among all the metalloids and nonmetals, being only surpassed by boron. does it have any adverse effect on human body? UNANSWERABLE where was the engineer you mentioned from? Portland, Maine
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Portland, Maine [SEP] Introduction
Portland is the most populous city in the U.S. state of Maine and the seat of Cumberland County. Portland's population was 66,215 as of 2019. The Greater Portland metropolitan area is home to over half a million people, the 105th-largest metropolitan area in the United States. Portland's economy relies mostly on the service sector and tourism. The Old Port district is known for its 19th-century architecture and nightlife. Marine industry still plays an important role in the city's economy, with an active waterfront that supports fishing and commercial shipping. The Port of Portland is the largest tonnage seaport in New England.