There is a mortality rate for everything. When faced with
choices to do something or not do it, we should examine
the mortality rate to evaluate the relative risk.
Even attending a wedding has a mortality rate, albeit a
low one. But people (usually men in the news for some
unknown reason) die during & right after weddings.
Mercury has an undeservedly bad reputation. Danger
applies only to certain forms. Others are very safe, eg,
preservatives, the fillings in your teeth. It also depends
upon concentration.
Ref...
Should You Worry About Mercury in Your Silver Dental Fillings? – Cleveland Clinic
Many common & necessary elements that no one fears
are dangerous in some form, eg, oxygen (dangerous as
O3), zinc (dangerous fumes, but needed in our diet).
And so on...
Have you found any epidemiological studies showing
that thimerosal (mercury compound) has any deleterious
effects? Some info...
Thimerosal and Vaccines | Vaccine Safety | CDC