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fashion – n. the business of creating and selling clothes in new styles; a popular way of dressing during a particular time or among a particular group of people
hardware – n. equipment used for a particular purpose
vibrate – v. to move back and forth or from side to side with very short, quick movements
feature – n. an interesting or important part, quality, ability, etc.
complicated – adj. hard to understand, explain, or deal with
yeast – n. a type of fungus that is used in making alcoholic drinks and in baking to help make dough rise
assemble – v. to connect or put together the parts of (something, such as a toy or machine
collagen – n. a substance that occurs naturally in the bodies of people and animals and is often put into creams and other products that are sold to make a person's skin smoother and less wrinkled
