Spinella said research by others has suggested that buses, being
enclosed public spaces, can provide an environment for the spread of TB
and other diseases.
"These are closed spaces where people are
in close proximity, and you have an active air-conditioning system
that's continually mixing up the air and spreading it to all the
passengers," he said.
Rice University students known as CityBusters battle illness on public transit buses | abc13.com
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