VFX Drips in the 90s

I thought it was like weird and scary and like, because he's like possessed for half of it and then as soon as he's doomed himself, like he snaps to consciousness. There were definitely a few shots where I'm like, they only included the shot to show, look what we can do with this fluid CGI stuff. But in the movie, it wasn't bigger than the film. It was just a normal drip. So what the hell were they doing?