A method of treating an interstitial lung disease comprises providing tea tree oil in a range of approximately 20%-60% by volume providing aloe vera in a range of approximately 20% to 60% by volume providing vinegar in a range of approximately 20% to 60% by volume combining the tea tree oil, the aloe vera and the vinegar together placing the combination of the tea tree oil, the aloe vera and the vinegar in a humidifier and placing a diluent in the humidifier.