Like the millipedes, centipedes are highly segmented (15 to 177 segments), but with only one pair of walking legs per segment (millipedes have two legs per segment). The head of a centipede has a pair of antennae, jaw-like mandibles (called forcipules) and other mouthparts.
Although compressed natural gas (CNG) is a fossil fuel like diesel, gas and coal, it is far different in terms of its impact on the natural environment.
LPG is an abbreviation for 'Liquified Petroleum Gas'. It is a by-product of the refinement of crude oil. LPG is also produced when Natural Gas (Methane) is extracted from the gas fields and 'dried' before being piped to homes and industry.There are two basic types of LPG.PG is an abbreviation for 'Liquified Petroleum Gas'. It is a by-product of the refinement of crude oil. LPG is also produced when Natural Gas (Methane) is extracted from the gas fields and 'dried' before being piped to homes and industry. There are two basic types of LPG.