The Use of Natural Energies Coincided With Appropriate Design for Cooling, Ventilating and Exhausting Undesired Gases from Factory Buildings. J. eng. sustain. dev. [Internet]. 2009 Jun. 1 [cited 2024 May 18];13(2):Ar 1-17. Available from: https://jeasd.uomustansiriyah.edu.iq/index.php/jeasd/article/view/1560