These six continents are Africa, America, Antarctica, Asia, Australia/Oceania, and Europe. 7 continents. By most standards, there are a maximum of seven continents - Africa, Antarctica, Asia, Australia/Oceania, Europe, North America, and South America. Many geographers and scientists now refer to six continents, where Europe and Asia are combined (because they're one solid landmass).
Alcoholic Spirits. Spirits are the most powerful of alcoholic beverages, with many boasting alcohol content of 30% to 40%. Some of the most popular drinks in the world are spirituous liquors, and cultures all over the world have developed their own from the materials at hand.
Proof is an equation that even someone like me, who earned a C- in remedial math, can do: Double the number listed as the alcohol by volume on the bottle. A spirit with 40 percent alcohol by volume, therefore, is 80 proof. But as easy as the number is to calculate, the concept of proof is more challenging. Most people have a shaky grasp of the alcohol content in their beverages.