Yes. That is because sunscreen does not block all radiation. The higher the SPF of the sunscreen, the more radiation it blocks, and the lighter the tan.
before tanning beds and crap slang...nothying, but since then Id imagine a suntan is from anything (bed/sunshine) but sunscreen tanning is from the sun only.
You sit outside facing the sun. The best time of the days to tan is from 2-4pm. Usually people tan from 12pm and from then, but that will usually result in sunburn.
Sunscreen and Sunblocks are made to protect the skin from the harmful UV rays of the sun. There are chemical sunscreens and physical sunscreens. Chemicals sunscreens absorb UV rays. Physical...