Methane. Methane is an odorless, colorless flammable gas. It is used primarily as fuel to make heat and light. It is also used to manufacture organic chemicals. Methane can be formed by the decay of natural materials and is common in landfills, marshes, septic systems and sewers.Methane can form an EXPLOSIVE mixture in air at levels as low as 5 percent.t is also used to manufacture organic chemicals. Methane can be formed by the decay of natural materials and is common in landfills, marshes, septic systems and sewers. Methane can form an EXPLOSIVE mixture in air at levels as low as 5 percent.
â¢ PALEOLITHIC AGE (noun). The noun PALEOLITHIC AGE has 1 sense: 1. second part of the Stone Age beginning about 750,00 to 500,000 years BC and lasting until the end of the last ice age about 8,500 years BC. Familiarity information: PALEOLITHIC AGE used as a noun is very rare.
The Peleolithic age started about 750,000 BC and ended around 8,500 BC. During the Paleolithic age humans used stone tools for the first time. The term derived from the Greek root : Palaios = Old and Lithos = Stone. The Neolithic age is the New Stone age which took place between 8,500 BC and 2,500 BC and the bronze and the iron age came after that. Answer: The Paleolithic Age is also known as the B ) Old Stone Age.