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Are the average carbon dioxide levels in cloth and surgical masks higher than government limits for CO2 in classrooms?

Which of the following organizations or people claimed that “Covid-19 spreads less efficiently than” the flu?

Who led the conference that created the charter of the United Nations?

Who issued a warning that “Science can flourish only in an atmosphere of free speech”?

On average, which of the following income groups pays the greatest portion of their income in federal taxes: the poorest 20%, the middle 20%, the top 20%, or the richest 1%?

In Sweden, which never had a Covid-19 lockdown or general mask mandate, has the number of C-19 deaths risen or fallen with the proliferation of the Delta variant?

Seven months before the 9/11 attacks, what did the CIA director say was the “most immediate and serious threat” to the USA?

Is Covid-19 mainly spread by microscopic respiratory aerosols that penetrate cloth and surgical masks or by large respiratory droplets that are blocked by such masks?

Are government regulatory expansions associated with reduced economic growth?

Have deaths from hurricanes, tornadoes, floods, heat waves, or cold spells generally increased in the U.S. over the past half century?