“A person acquires Legionnaires’ disease from mist,â€Julien Martinez, assistant press secretary at the New York City Department of Health and Mental Hygiene, told HuffPost in October. “Most cases of Legionnaires’ disease can be traced to plumbing systems where conditions are favorable for Legionella growth, such as cooling towers, whirlpool spas, hot tubs, humidifiers, hot water tanks and evaporative condensers of large air-conditioning systems.â€
Article source: https://www.huffingtonpost.com/entry/legionnaires-disease-cases-continue-to-rise-nationally_us_5a303039e4b01bdd7657ddff?utm_hp_ref=new-york-city