Q. 1. How many categories of sacramentals are there? I know that blessings of religious objects is one. Are there other kinds?

A. 1. There are three kinds of sacramentals:

First, the blessings given to the people by priests and bishops.

Secondly, the exorcisms against evil spirits.

Thirdly, the blessings of objects of devotion such as rosaries, scapulars, holy water, holy oils, medals, etc...