Ok, before this gets out of hand...
For you wannabes and students out there, try to research what an STC or Supplemental Type Certificate is. Before you criticize Philippine schools based on this fact know the rationale behind their use of automotive gasoline and if they've complied with the legal requirements for it's usage.
YES, IT'S PERFECTLY LEGAL! Provided you follow strict, specialized procedures from the aircraft or engine manufacturer.
As with anything in this field and in the name of professionalism, know the facts first, gentlemen before you blow your horns.
Now let the discussion continue.