The Differences Between US and European Products

There are whole different class of ingredients, like I said, they're whole class of different ingredients. You might use a silicone elastomer for a soft focus effect on skin. So almost like a little film that you can, you can make on skin that's going to temporarily mask the appearance of lines, wrinkles, and pores. Anti-foamers. If you want some foam, but you don't want like a complete huge foam, the silicone can cut that a little bit. Didn't know that. It has to do with the surface tension again, Jen. Thank you. Very common learning tips. Next question.