Deezer with 20 million songs in its library. By 2016, according to CEO Dauchez, the company aimed to have five percent of the global music market. In January 2013, Deezer announced its expansion into 22 new countries across Africa, Asia, Brazil, the Middle East, and the United States, bringing its total to 182. However, the United States launch has been restricted to a limited number of device promotions. In July 2016, Deezer added U.S. to the supported country list. As of February 2018, Deezer listed on its website 189 countries where the service was available. Following this expansion, Deezer announced in
Tidal volume Tidal volume Tidal volume (symbol V or TV) is the lung volume representing the normal volume of air displaced between normal inhalation and exhalation when extra effort is not applied. In a healthy, young human adult, tidal volume is approximately 500 mL per inspiration or 7 mL/kg of body mass. Tidal volume plays a significant role during mechanical ventilation to ensure adequate ventilation without causing trauma to the lungs. Tidal volume is measured in milliliters and ventilation volumes are estimated based on a patient's ideal body mass. Measurement of tidal volume can be affected (usually overestimated) by leaks in the