Study material: Maritime Transportation, Chemistry and the Environment_oer.pdf
Tests generated using the freeware software provided by Hot Potatoes (version 6). http://hotpot.uvic.ca/
Fill in all the gaps, then press "Check" to check your answers. Use the "Hint" button to get a free letter if an answer is giving you trouble. You can also click on the "[?]" button to get a clue. Note that you will lose points if you ask for hints or clues!