<prompt> Translate the following text to EnglishKwa sehemu, hilo lilihusiana na mastic ya gum iliyotengenezwa hapa bidhaa nadra na yenye thamani, inayothaminiwa sana kwa sababu ya matumizi yake katika tiba.  <response>: In part, this related to the gum mastic produced here a rare and valuable commodity, highly prized for its use in medicine. 