Exercise 6. Make up sentences, using the following words and translate them.
1. Ships, the, polluted, at, mainly, sea, present, being, open, from, is.
2. Oil, at, result, accident, sea, spillage, in, often.
3. Water, than, contain, bilge, of, discharge, must, ppm, more, oil, 15, not.
4. Often, and, rubbish, sea, sludge, are, domestic, oil, at, incinerated.
5. Ashore, non-combustible, of, be, materials, should, waste, disposed