Unopened, well-formulated cosmetics can remain stable for a couple of years at room temperature, says Ni'Kita Wilson, a cosmetic chemist at Cosmetech Laboratories in Fairfield, NJ. But the clock starts once you bring a product home and open it.
How long does it take sperm to reach the egg? I would say at least a couple of hours, but it could take up to three days. Depending you your body and where the egg is in the cycle. The sperm that will be able to fertilize the egg will leave the cervix, at the most, 30 minutes. It does not take 3 days for the sperm to get to the fallopian tubes to ovulation.
It takes sperm about 2 hours to swim to where your egg is. If there is no egg then they will hang out for about 72 hours before they die off. Once the egg and sperm meet then it takes another 4 - 10 days for your egg to get to your uterus an implant into you uterine wall.Once this happens your body starts to produce HcG hormones. These hormones are what the test read to see a positive and they double every 48 - 72 hours.nce the egg and sperm meet then it takes another 4 - 10 days for your egg to get to your uterus an implant into you uterine wall. Once this happens your body starts to produce HcG hormones.