what is air that has been contaminated by tobacco smoke First, second, and thirdhand explained: Why it lingers and spreads indoors Thirdhand smoke: a new tobacco

Krishan reports other nonfinancial support from the University Grants Commission Centre of Advanced Study, CAS II, awarded to the Department of Anthropology, Panjab University, Chandigarh, India, outside the submitted work

I've quit smoking now

Stevie apologized and after a moment of awkwardness the band started again, more applause

Food and Drug Administration (FDA) has authorized the marketing of four menthol-flavored e-cigarette products in the United States

Gross photosynthetic rate is the instantaneous carbon assimilation per unit leaf area ( P gross ), whereas CUE is the fraction of fixed carbon retained in biomass rather than lost to respiration