American car horns beep in the tone of F.
66
Sound doesn't travel in space.
255
If you yelled for 8 years, 7 months and 6 days, you would have produced enough sound energy to heat one cup of coffee.
1k
Cats and dogs can hear ultrasound.
350
Pain occurs when sounds are above 130 db.
124
Sound travels about 4 times faster in water than in air.
408