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  1. Jul 16, 2024 · These so-called “ecological” gases are obtained from hydrocarbons derived from petroleum which, unlike fluorinated gases, do not affect the ozone layer or contribute to the warming of the atmosphere, as specified by the armed institute, from where they have clarified that the danger of these gases lies in the fact that they are “extremely ...

  2. 9 hours ago · Login. Gain access to your blackbook and keep up to date of greyhounds, trainers and tracks. Need an account? Sign up here.