Most commercial sunblocks are good at preventing sunburn, but they can go below the skin surface
the researchers tested their sunblock against direct ultraviolet rays and their ability to cause sunburn.
the researchersformulation protected equally well against sunburn. They also looked at an indirect and much less studied effect of UV LIGHT.
#A new sunblock that doesn't penetrate the skin Most commercial sunblocks are good at preventing sunburn,
the researchers tested their sunblock against direct ultraviolet rays and their ability to cause sunburn.
the researchers formulation protected equally well against sunburn. They also looked at an indirect and much less studied effect of UV LIGHT.
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