Improve the grammaticality: Interestedly, this significant technology was initially determined by the California and Arizona state governments inadvertently so as to tackle the issue of smog levels in Los Angeles and Phoenix at that period of time.
The California and Arizona state governments were the first to use the term “smog” to describe the smog that was being produced by the burning of fossil fuels.
The term smog was first used in the United States in 1950.
The term smog was first used in the United States in 1950.
The term smog was first used in the United States in 1950.
The term smog was first used in the United States in 1
The California Department of Public Health (CDPH) was the first to issue a warning about the smog in the city of Los Angeles. The warning was issued in 1970.
The California Department of Public Health (CDPH) was the first to issue a warning about the smog in the city of Los Angeles. The warning was issued in 1970.
The California Department of Public Health (CDPH) was the first to issue a warning about the smog in the