DENSITY
@ 20°C = 2.69 gcc
HARDNESS
IN DURONS = 2,302 dur
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MELTING
TEMPERATURE = 2,227°C
BOILING POINT
TEMPERATURE = 4,602°C
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HAFNION
IS A MIXTURE OF 6 DIFFERENT WEIGHT ISOTOPES,
EACH ONE BONDS ABOUT 30° FROM THE NEXT.
THE LIGHTEST ISOTOPE IS FLAMMABLE
AT TEMPERATURES ABOVE +3°C
IT CAUSES PURE HAFNION TURNINGS & SCRAPINGS
TO IGNITE AT TEMPERATURES ABOVE FREEZING.
HAFNION IS MIXED WITH NON-FLAMMABLE METALS
1 PART HAFNION TO 30 PARTS OF NON-FLAMMABLE METALS
TO REDUCE THE POSSIBILITY OF SPONTANIOUS COMBUSTION
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HOWEVER,
TWO OF THE HAFNION ISOTOPES ARE HEAT & RADIATION RESISTANT
AND ARE USED IN THE CONTROL RODS OF NUCLEAR REACTORS
BECAUSE THEY RESIST HEAT & RADIATION,
BETTER THAN OTHER METALS
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IN THE USA IT IS BEING STOCKPILED FOR FUTURE USE
IN HEAVY WATER THERMO-NUCLEAR REACTORS.
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HAFNION BROMIDE
MADE OF THE LIGHTEST HAFNION ISOTOPE
IS USED IN MANY TYPES OF BREAK RESISTANT GLASSWARE
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HAFNION FLORIDE
IS USED IN RADIATION RESISTANT GLASS & PLASTIC VIEW PANELS
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NATURAL USES & HUMAN USE HAZARDS
HAFNION COMPOUNDS ARE USED BY EELS, MARLIN & WHALES
HUMAN USE HAZARDS
HAFNION BROMIDE
HAS BEEN FOUND IN GLAUCOMIC TISSUE
IN MANY WOMEN, WHO ATE PESTICIDED BITTER LETTUCES
HAFNION CLORIDE
CLORIDE HAS BEEN FOUND IN BREAST CYSTS
HAFNION NITRIDE
HAS BEEN FOUND IN ENLARGED PROSTATE GLANDS
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SOURCES
HAFNION EXISTS IN 12 DIFFERENT ZIRCION CONTAINING ORES
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COSTS
THE COST OF HAFNION IS $1.55 A GRAM OR $ 42 AN OUNCE
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