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Introduction Recommended steps Supporting Tools

1.    Recommended steps

No Recommended steps Your actions
1 Select one of the two problems. Click on the "Problem 1" or "Problem 2"button to select the problem.
2 Read through the problem and determine the type of chemical attack.  Click on the  word identify at the bottom of the page and you will be presented with a multiple choice question to identify the type of chemical attack.

Click on the word advice at the bottom of the page, you will be presented with an expert's advice on problem diagnosis.

3 Choose the reasons to justify your diagnosis. Once you have correctly identified the type of chemical attack, you will be presented with a list of reasons.  Select only those that are relevant to the problem and click on the "Submit" button at the bottom of that page. 

A red tick tick.gif (188 bytes)will then be present beside each correct answer.   It will be good for your to take note of these reasons for your final report.

After you have justified your answer, click on the button "Proceed to case study" to move on to the next step.

4 Read through all the related cases carefully Click on the "Case 1", "Case 2" or "Case 3" buttons on the top of that page to view the related cases.

Click on the "Advice" button on the top of that page for advice on how to interpret the cases.

5 Submit your final report. Before submitting your report, you may save your final report by clicking on the File menu, select save as, choose the disk drive and type in a file name.  The file will be saved in html format which can be read by most Internet browser.

Click on the "Final Report" button on the top of that page to submit your final report.

2.    Diagrammatic representation of problem solving procedures

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