The world is awash in crude oil , with enough extra produced last year to fuel all of Britain or Thailand. And the price of oil will not stop falling until the glut shrinks. The oil glut — the unsold crude that is piling up around the world — is a quandary and a source of investor anxiety that once again rattled global markets on Friday. As prices have dropped, the amount of excess production has been cut in half over the last six months. About one million barrels of extra oil is now being dumped on the markets each day. But that means the glut is still continuing to grow, and it could take […]