It is hoped that the new technologies will be able to create a vacuum and suck the dispensing hose and nozzle, either to the station's underground storage tank or directly back to the fuel pump.
Benzīns satur gaistošos organiskos savienojumus, kas degvielas tvertnes iekšpusē iztvaiko, aizpildot tvertnē brīvo telpu virs benzīna.