Purines and pyrimidines are nitrogen bases found in DNA and RNA .They are nitrogen containing heterocyclic compounds .Purines are large double ringed while pyrimidines are sma â¦ ll single ringed .
Frozen Methane is exactly what it sounds like. Frozen methane. Or in other words, it's methane locked in ice, which is called hydrates. It is also known as fire ice, because of it's ice-like appearance and ability to burn when lit with a match. Frozen Methane is formed when a large amount of methane is trapped within a crystal structure of water, forming a solid similar to ice.
Liqui-Fire is for thawing frozen water drain sewer and septic pipes, while Liquid Fire only eats clogged drain pipes. This thaws frozen pipes safely-BUT-This is not safe and does not thaw frozen pipes. Click the either bottle for details. This will eliminate any confusion to you, our valued customers.