Etching cream is a type of chemical substance used to create designs or patterns on glass or other surfaces. It works by eating away the top layer of the material, leaving behind a frosted or etched appearance. Full definition
STEP 3: Use a paintbrush to apply a heavy layer of etching cream all over your carafe. (bookpage.com)
I am obsessed with decorating water bottles, but my favorite thing to to is cut outlines with vinyl, stick them to glass, and then use glass etching cream to create really unique items. (sisterssuitcaseblog.com)
Tip: Make sure to use etching cream, not a product that frosts glass or only simulates etching. (hgtv.com)