Carbonated water can occur naturallyâas is the case with water from certain mineral springsâor it can be created artificially with carbon dioxide cartridges or tanks. The carbonation process gives water a slightly acidic pH. Seltzer or seltzer water is carbonated water to which no other ingredients have been added. It contains only water and carbon dioxide. If you have a SodaStream or other home carbonation system, and you donât use any added flavorings, you are making seltzer.
Slang refers to words, phrases and uses that are regarded as very informal and often restricted to special context or peculiar to a specified profession class and the like. Slang words are used in specific social groups, like teenagers.
Grammar. SlangSlang is vocabulary that is used between people who belong to the same social group and who know each other well. Slang is very informal language. It can offend people if it is used about other people or outside a group of people who know each other well. We usually use slang in speaking rather than writing.