I hope everyone had a lovely Christmas! The penultimate week of the countdown is
here! Last time we had a look at the not-overly-thrilling antimony, but this
week we’re onto the more exciting tungsten.
RANKING:
2
ELEMENT
NAME AND SYMBOL:
Tungsten
(W)
RELATIVE
SUPPLY RISK INDEX:
9.5
WHY?:
It
occurs only in chemical compounds and so has to be isolated from these during
the production process
LEADING
PRODUCER:
China
TOP RESERVE HOLDER:
China
WHY
THE DEMAND?:
Tungsten
may ring a bell to many of you, probably due to it’s use in light bulb filaments
and x-ray machines. As it is an extremely hard and heavy element it is often
used in heavy-duty drills and saws such as used in the oil and construction
industries.
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