By distilling bituminous coal in retorts to obtain gas for illumination, or by burning it in kilns or pits, the residue left behind is called coke, which is simply coal charcoal, and is nearly pure ...

Cola. If you wanted one without sugar, there was Tab – a saccharine, bitter, low-calorie option in a pink can. Then came Diet Coke, Coca-Cola Zero, not to mention Pepsi and a slew of other competitors ...