13355. Loudness

Loudness :
Lawn mower : 60-80 db

13356. Loudness

Loudness :
Vacuum cleaner : 80 db

13357. Loudness

Loudness :
Traffic noise : 60-90 db

13358. Loudness

Loudness :
Sports car : 80-95 db

13359. Loudness

Loudness :
Heavy truck traffic : 90-100 db

13360. Loudness

Loudness :
Loud radio : 100 db

13361. Loudness

Loudness :
Motor cycle : 105 db

13362. Loudness

Loudness :
Pneumatic drill : 110 db

13363. Loudness

Loudness :
Thunder storm : 110 db

13364. Loudness

Loudness :
Rock music : 120 db

13365. Loudness

Loudness :
Aircraft noise : 90-120 db

13366. Loudness

Loudness :
Jet takeoff(at 100 meter distance) : 120 db

13367. Loudness

Loudness :
Jet engine(at 25 meter distance) : 140 db

13368. Loudness

Loudness :
Space vehicle launch (from a short distance) : 140-170 db

13369. Medical Invention

Medical Invention : malaria parasite
Inventor : ronald rose

13370. Medical Invention

Medical Invention : anti-polio vaccine
Inventor : salk, jonas e.

13371. Medical Invention

Medical Invention : chloroform
Inventor : simpson and harrison

13372. Medical Invention

Medical Invention : streptomycin
Inventor : waksman

13373. Medical Invention

Medical Invention : insulin ( as a palliative for diabetes)
Inventor : banting

13374. Medical Invention

Medical Invention : replacing the human heart
Inventor : barnard, christian

Animal Facts
Flies eat by vomiting up something they've eaten previously so that the chemicals in their vomit can start to dissolve the new meal. When it's sloppy, they suck it all up again. That's why it's a really bad idea to eat anything a fly's been sitting on!      .. More >>