|
SCIENCE
& TECHNOLOGY
SUBSTANCES
RAREST
ELEMENT:-
|
RADON |
|
THERE
ARE ONLY 2.45 KG OF RADON ON EARTH AND IN THE ATMOSPHERE |
SMELLIEST
SUBSTANCE:-
|
ETHYL
MARCAPTAN (C2H5SH) |
|
ITS
SMELL RESEMBLES A COMBINATION OF ROTTING CABBAGE, GARLIC, ONIONS, BURNT
TOAST AND SEWER GAS |
STRONGEST
ACID:-
|
FLUOROANTIMONIC
ACID |
|
ACIDITY
= 10,000,000,000,000,000,000 x SULPHURIC ACID |
SWEETEST
SUBSTANCE:-
|
KATEMFE
PLANT (THAUMATOCOCCUS DANIELLII |
|
FOUND
IN WEST AFRICA |
|
6150
TIMES AS SWEET AS 1% OF SUCROSE (SUGAR) SOLUTION |
MOST
MAGNETIC SUBSTANCE:-
|
NEODYMIUM
IRON BORIDE (Nd2Fe14B1) |
|
280kJ/m(cubed) |
|
IT
CAN ATTRACT AN OBJECT WHICH WEIGHS 1000KG AND 280M AWAY! |
EXTREMES
TEMPERATURES:-
|
HIGHEST=
400 MILLION DEGREES CELSIUS |
|
ACHIEVED
USING A HYDROGEN BOMB |
|
LOWEST
= -273.15000000000028 DEGREES CELSIUS |
|
ACHIEVED
USING NUCLEAR DEMAGNETIZATION |
|
NOTE:
SCIENTIST BELIEVE THAT -273.15 IS THE LOWEST POSSIBLE TEMPERATURE |
LOWEST
FRICTION:-
|
POLYTETRAFLUOROETHYLENE |
|
EQUIVALENT
TO WET ICE ON WET ICE |
HIGHEST
SPEED:-
|
150KM/SEC |
|
ACHIEVED
USING A PLASTIC DISC IN WASHINGTON, 1980 |
MOST
POWERFUL MICROSCOPE:-
|
SCANNING
TUNNELLING ELECTRON MICROSCOPE |
|
INVENTED
BY IBM, SWITZERLAND |
|
CAN
VIEW ONE HUNDREDTH OF THE DIAMETER OF AN ATOM |
MOST
POWERFUL LASER:-
|
"NOVA" |
|
MANUFACTURED
IN CALIFORNIA |
|
1
(FOLLOWED BY 14 ZEROS) WATTS |
|
POWER
OUTPUT IS EQUIVALENT TO ALL ELECTRICAL POWER STATIONS IN BRITAIN PUT TOGETHER |
MATHEMATICS
HIGHEST
NUMBERS:-
|
HIGHEST
ACCEPTABLE = CENTILLION, 1 FOLLOWED BY 600 ZEROS, ONLY USED IN BRITAIN
AND GERMANY |
|
10
FOLLOWED BY 100 ZEROS IS CALLED A GOOGOL, A NAME SUGGESTED BY DR. EDWARD'S
9-YEAR-OLD NEPHEW |
|
10
TO THE POWER OF GOOGOL IS CALLED A GOOGOLPLEX |
|
HIGHEST
NUMBER EVER USED IS 10 TO THE POWER OF 140, CALLED ASANKHYEYA. MENTIONED
IN A BUDDHIST BOOK IN 100 BC |
PERFECT
NUMBER:-
|
A
PERFECT NUMBER IS A NUMBER WHICH IS EQUIVALENT TO ALL OF ITS FACTORS ADDED
TOGETHER |
|
SMALLEST
: 6=1+2+3 |
|
LARGEST
:[(2 TO THE POWER OF 756,839)-1 X 2 TO THE POWER OF 756.838] |
LONGEST
MEASURE OF TIME:-
|
KALPA
IN HINDU CHRONOLOGY |
|
EQUIVALENT
TO 4320 MILLION YEARS |
TECHNOLOGY
FASTEST
COMPUTER:-
|
BELONGS
TO AN AMERICAN POWER STATION |
|
MANUFACTURE
BY IBM |
|
THE
CALCULATIONS MADE IN ONE SECOND BY THE COMPUTER COULD BE MADE IN 1 MILLION
YEARS BY A MATHEMATICIAN |
FASTEST
PC:-
|
2.5
GegaHertz |
|
2500
MH |
|
INVENTED
BY SEVERAL COMPANIES |
LARGEST
BATTERY:-
|
10MW
LEAD ACID |
|
CALIFORNIA,
USA |
|
COSTS
13 MILLION US DOLLARS |
|
USED
AS A SUB-STATION FOR LEVELLING PEAK DEMAND LOADS |
|
MORE
POWERFUL THAN MANY TYPES OF POWER STATIONS |
OLDEST
MACHINERY:-
|
DALU |
|
WATER
RAISING INSTRUMENT |
|
USED
IN IRAQ |
|
3500
BC |
COMMUNICATIONS
GREATEST
NUMBER OF TELEPHONE CALLS:-
|
AMERICA |
|
436,220
MILLION CALLS PER YEAR |
BUSIEST
ROUTES:-
|
BETWEEN
AMERICA AND CANADA |
|
3.3
BILLION MINUTES OF TWO-WAY TRAFFIC BETWEEN THE 2 COUNTRIES IN 1991 |
LARGEST
TELEPHONE:-
|
2.47M
HIGH, 6.06M LONG |
|
WEIGHED
3.5 TONNES |
|
HANDSET=
7.14M LONG. |
|
COUNTRY:
HOLLAND |
|
NOTE:
THE HANDSET HAD TO BE LIFTED WITH A CRANE! |
|