1 Even though the name of the archangel is not mentioned in 1 Thessalonians, Jude 9 makes reference to Michael the archangel.. 2  Even Billy Graham wrote in his book  Angels: Godâs Secret Agents , He [Michael] must stand alone, because the Bible never speaks of archangels, only the archangel..
Sonic booms generate enormous amounts of sound energy, sounding much like an explosion; typically the shock front may approach 100 megawatts per square meter, and may exceed 200 decibels. 10 log (100 x 10^(6)/ 10^(-12)) = 200 dB.
Sonic Alert Sonic Boom SB200SS Travel Alarm Clock. You'll be surprised that something this small could be so loud. Sonic Alert is best known for manufacturing some of the loudest alarm clocks available on the market. Their SBS200SS emits an alarm that is fully adjustable and can reach an ear-splitting 113 decibels.