Decibel levels
Newborn baby crying .............................. 90 The 1 train at the West 86th Street subway station .......................... 102 Congregation Bais Yaakov Nechemia D’satmar’s 106 Shabbat siren ...................................... Front-row Metallica concert ................ 120 Jackhammers in Times Square ........................................ 130 Jet taking off ......................................... 140