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  • This is a dangerous combination. The persistence and mobility of POPs means that they are literally everywhere in the world, even in the Arctic,Antarctica, and remote Pacific islands. Their attraction to fatty tissue, known as "bioaccumulation", means that even though a poison is first dispersed widely and thinly it gradually starts to concentrate as organisms consume other organisms as they move up the food chain.

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  • Electromyography (EMG) is a technique for evaluating and recording the electrical activity produced by skeletal muscles. EMG may be used clinically for the diagnosis of neuromuscular problems and for assessing biomechanical and motor control deficits and other functional disorders. Furthermore, it can be used as a control signal for interfacing with orthotic and/or prosthetic devices or other rehabilitation assists.

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  • Bank balance sheets are highly leveraged. The average ratio of total assets to shareholders’ capital is about three for non-financial companies, but it is six times that figure for banking firms. 2 From the shareholders’ perspective, higher bank leverage boosts the return on equity for any given level of bank profits. This, however, imposes higher risk, since leverage also increases the volatility of that return. Indeed, in most advanced economies bank equity prices have been more volatile than those of non-financial companies in the last four decades.

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