Continuity look for acid burn. Silicone pieces painted and dressed. 

Gelatine heart sculpted and cast. Painted with alcohol paints and KY Jelly to add shine.

Severe burn using cap plastic sheets and silicone applied direct to skin.

Frozen effect using latex and paints. Icing Sugar added to facial hair.

Old aged character using latex and body paints.

Bald cap application using cap plastic material and hair wrap technique.