Ultraviolet A (UVA) versus ultraviolet B (UVB): Practical implications

Based on the wavelength of the radiation, ultraviolet (UV) radiation in sunlight is of two types—ultraviolet A (UVA) and ultraviolet B (UVB). – Ultraviolet A (UVA) is involved in skin aging, which is easy to remember as “A is for Aging”.  It can also contribute to sunburn but to a lesser extent than UVB. Tanning…