The hi-tech metal that could save the airline industry

The high price of oil means cobalt, used in fuel-efficient aero engines and hybrid car batteries, is a metal in high demand. Here, we look at its advantages and pick a speculative stock.

In investing, the prospect of crisis has always been a sort of summons for me. It's like when I was a little boy and the ice cream truck's jingle sent me running for loose change on a hot summer day. These days, I'm just trying to get at goodies of a different sort - profitable investment ideas, instead of ice cream bars.

And today's aviation industry has a big crisis on its hands. As a percentage of airline costs, fuel is now about 35% of the total - up from only 13% at the start of the decade. It is the airline industry'snumber oneexpense. The cost of fuel puts enormous pressure on the industry. At the same time, regulators are pushing for cleaner planes with fewer emissions.

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MoneyWeek is written by a team of experienced and award-winning journalists, plus expert columnists. As well as daily digital news and features, MoneyWeek also publishes a weekly magazine, covering investing and personal finance. From share tips, pensions, gold to practical investment tips - we provide a round-up to help you make money and keep it.