While products are generally thought of as tangible personal property, products liability has stretched that definition to include intangibles (gas), naturals (pets), real estate (house), and writings (navigational charts).
According to the US Census Bureau's population clock, the estimated 2018 United States population (February 2018) is 327.16 million. This is a bit higher than the 326.77 million estimated by the United Nations.
According to the latest U.N. estimate last year, the world's population is expected to rise from 6.7 billion in 2007 to 9.2 billion in 2050. Over the same span, the new report said, the total population of urban areas is projected to rise from 3.3 billion to 6.4 billion.