"I was so bad the first couple months, half of the set my amplifier would be on minimum volume, " he grins.

FORBES: Beyond Power Rangers

The estimated volume of the north ice cap is about 10 times less than the minimum volume of an ancient ocean that some scientists believe once existed on Mars.

BBC: By BBC News Online Science Editor Dr David Whitehouse

They have to commit to a minimum trading volume, and a maximum margin between bid- and offer- prices.

ECONOMIST: South Korea

It only features companies who have a minimum average daily trading volume of 600, 000 shares.

FORBES: Brazil and China's Cheapest, High Volume Stocks

The rules of the competition state: "The winner will be the individual, team or organisation that achieves the greatest volume of electrical output over the set minimum hurdle of 100 GWh over a continuous two year period, using only the power of the sea".

BBC: Scotland