In the United States, surveys among various groups of the population suggest that between 15 and 37 percent of the population consider themselves especially sensitive or allergic to common chemicals and chemical odors, such as car exhaust, tobacco smoke, fresh paint, new carpet, and perfumes.
Di Amerika Serikat, survei terhadap berbagai kelompok populasi menunjukkan bahwa antara 15 hingga 37 persen penduduk menganggap diri mereka sangat sensitif atau alergi terhadap zat - zat serta bau kimia yang umum, seperti asap knalpot, asap tembakau, cat baru, karpet baru, dan parfum.