| While in a foreign port, burning and welding repairs are to be carried out on a section of heating coil located in a tank having last contained a grade "D" product. Which of the following procedures should be followed when a certified marine chemist is not available? |
| A) It is solely the chief engineer's responsibility to ensure all safety precautions are observed, and all entries are to be made in the engine room log. |
| B) Repairs should proceed as scheduled since a chemist's certificate is not required for that type of work. |
| C) The repair work cannot be done at this time due to the lack of the chemist's certificate. |
| D) Prior to any hot-work, an inspection must be made by the senior officer present, and an entry made in the official logbook. |
