Simplify the following text for a Grade 5 native English-speaking person.
Original: Lip balm was first marketed in the 1880s by the creator of ChapStick , Charles Browne Fleet , though its origins are commonly traced to earwax , which was used as lip balm prior to that .
Simplified: Lip balm is a product which is put on lips so they will not dry when a person is outdoors in the sun and wind . Lip balm is usually made from petrolatum .