The majority of the world's rum production occurs in the Caribbean and Latin America. Rum is also produced in Austria, Spain, Australia, New Zealand, Fiji, Hawaii, the Philippines, India, Reunion Island, Mauritius, South Africa, Taiwan, Thailand, Japan, the United States and Canada. Rums are produced in various grades.
When the cause of death is potentially related to drugs or toxins the time it takes to certify a toxicology report is related to how complicated the case is and how many drugs are detected by the initial screening assays. For relatively uncomplicated cases the results are usually certified in 14-21 days.
A pathology report should be back in 48 to 72 hours if done where the biopsy was done. If it is something that needs sent to another lab it may take longer. It sounds like they sent it to another lab BUT it should not take this long.