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SPF30 and SPF50 both block a majority of the sun's UVB rays. SPF30 blocks 97 percent of the rays while SPF50 blocks about 98 percent of the rays.
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How did the ancient Romans tell the difference between days and months?
The Romans told the difference between days and months by using a calendar, just as we do.The Romans told the difference between days and months by using a calendar, just as we do.The Romans told the difference between days and months by using a calendar, just as we do.The Romans told the difference between days and months by using a calendar, just as we do.The Romans told the difference between days and months by using a calendar, just as we do.The Romans told the difference between days and months by using a calendar, just as we do.The Romans told the difference between days and months by using a calendar, just as we do.The Romans told the difference between days and months by using a calendar, just as we do.The Romans told the difference between days and months by using a calendar, just as we do.
How do you find the distance between two integers using the difference?
The difference (greater minus lesser) is the distance between them.
What is the difference between speed and rate?
The difference is, speed is how much you are going or using but rate is how much you have been going or using.
What is the difference between an LCD monitor using a VGA 15 PIN port and using dvi-d plug?
What is the difference between an LCD monitor using a VGA 15 PIN port and using dvi-d plug?
What is the difference between hearing and sight?
Hearing is audio, using your ears. Sight is visual, using your eyes.
What is the difference between a heterotrophic and a autotrophic?
Whats the difference between autotroph and a heterotroph?
What is the difference between human and animal communications?
The difference is that humans speak using words and body language and animals speak using body language and noises.
What is the difference between using 100 watts for 2 hours or 50 watts for 4 hours?
In theory, no difference.
What the difference between objective lens and the ocular lens when using a microscope?
the name
What is the difference between inequalities and equations using adding?
equations have an = sign, inequalities do not
What is the difference between ending inventory using LIFO and ending inventory using FIFO referred to as?
LIFO Reserve
What is the difference between using a solar cell for electricity and using a windmill?
WHEN it works - solar by day, wind when its blowing.
