is tobacco or weed worse for your lungs Smoking marijuana can raise risk of lung disease, chest scans indicate Smoking v. Vaping — New

In order for the combustion process to occur, it is necessary to have three "ingredients" - fuel, oxygen and heat

The Environmental Protection Agency (EPA) has documented ozone as a potent lung irritant that can cause respiratory ailments even in low amounts

BAT said it took welfare and safety very seriously, and that BAT Mexico supported workers and families and set rigorous standards relating to working conditions

Instead, the college professor challenged her to peg him

For external validation of the model in the Tehran Lipid and Glucose Study (TLGS), the area under the curve (AUC) and the HosmerLemeshow (HL) goodness-of-fit test was performed for discrimination and calibration, respectively 25