In addition to all that, which is the pure truth, there is another important point and it is that by the Rosh norm, of world scope (IEC), the evaporating lamps of mercury can no longer be manufactured, although according to the countries there are some moratoriums, for Example in Spain are no longer for sale.
Mercuirio, cadmium, lead, and others can only be used if there is no replacement, for example in fluorescence microcopes, in laboratories, (HBO lamps), where there is an alternative, it cannot be manufactured.