AsiaSkinCare
Pages
Home
About Me
Menu
Contact Me
June 06, 2011
Ultraviolet B rays (UVB)
-One type of ray contained in the light spectrum making up the suns light.
-Less intense than UVA rays
-Only penetrate to the lower epidermis
No comments:
Post a Comment
Newer Post
Older Post
Home
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment