To this end, the music of the Carnival season also needed to be sufficiently loud, weird, and frightening, and rattles, tin pails, drums, cow bells, or whistles came into use.
The music of the Carnival season also needed to be sufficiently loud and frightening. This was to this end. This was weird. Drums came into use. This was to this end tin pails. Drums were cow bells, or whistles. This end was rattles.