Finding F-0913

“The mean concentration of formaldehyde, carbon monoxide (CO), and nicotine in the waterpipe cafés with fruit-flavored tobacco was 856 ± 267, 1190 ± 2150, and 7.20 ± 0.678 μg/m3, respectively.”

Masjedi Air pollutants associated with smoking in indoor/outdoor of waterpipe cafés in Tehran, Iran: Concentrations, affecting factors and health risk assessment (2019). Scientific reports. Page 8. CKB 7467

Structure

Source: Water pipe smoking
Factor: Formaldehyde (CH₂O)
Setting: waterpipe cafe, IR
Study design: cross-sectional measurement study in waterpipe cafes in Tehran, Iran: formaldehyde, carbon monoxide and nicotine measured indoors and outdoors by the number of active waterpipe heads, the tobacco type and the floor level, with a health risk assessment (class 4)
Effect: mean 856

A Finding records what one published document states, verbatim and with its page. It is not a conclusion of Coridum; see the Claims that build on it.