and the translate from google is:
One way to advance your forex trading strategy and diversify their investments, is to engage in trade not only on various currency pairs, but also to trade commodities, or commodities, as they say in English. The commodities market is very interesting, primarily because the market is highly cyclical - so prices have a cyclical pattern - and then it can be more interesting to exchange of goods rather than currency, for a change 'investments and their themes. You can trade on virtually everything, from oil to gold from silver chocolate. To make good on the commodities exchanges, however, must know well what are futures and stocks. Futures are agreements to sell commodities at a certain predetermined price, obviously believing that you can then sell these commodities at a much higher price to make a strong gain. Stocks also are able to influence market trends.