how does tobacco affect your respiratory system Smoking Effects on Lungs Cigarette Smoke-Induced Respiratory Response: Insights

They may taste and smell far superior, but it is the process/efficiency of combustion that determines how much carbon is left in the ash - and therefore what colour that ash will be

Gastritis and duodenitis are conditions where the lining of the gastrointestinal tract becomes inflamed

doi: 10.1002/bimj.201500263 20

Des den, Brer Jesse, he riz up in his seat, sorter keerless like, an' went down inter his britches atter his razer, an' right den I know'd sho' nuff trubble wuz begun

Another example is that several cricket venues hosting major tournaments like the IPL have featured advertisements for products such as Gutka and Pan Masala