What is the meaning of SPF?

What is the meaning of SPF?

Sun Protection Factor – Sun Protection Factor, or SPF, is a measure of how effectively the sunscreen’s formula limits UV-B exposure and is printed right on the front of the container. A sunscreen’s SPF number effectively means how much longer you can stay in the Sun compared to not wearing any sunscreen at all.

What came first ice ice baby or under pressure?

The song is a medley of “Under Pressure”, originally recorded in 1981 by Queen and David Bowie, and “Ice Ice Baby”, recorded by Vanilla Ice in 1989.

Who invented the vacuum cleaner?

The motorized vacuum cleaner was invented by Hubert Cecil Booth of England in 1901. As Booth recalled decades later, that year he attended “a demonstration of an American machine by its inventor” at the Empire Music Hall in London.

Why do countries have stan at the end?

There are seven countries in Central Asia with the suffix “-stan”: Kazakhstan, Tajikistan, Uzbekistan, Kyrgyzstan, Turkmenistan, Afghanistan, and Pakistan. The suffix comes from the Persian root istan, or “land”—hence the “land of the Uzbeks,” “land of the Kazakhs,” and so forth.

How tall is a standard door?

Stock entry doors come in several standard sizes: Height: 80 inches (6 feet, 8 inches) Thickness: 1 ¾ inches. Width: 36 inches standard; 30 and 32 inch widths also in stock.

How many moons does Saturn have?

The moons of Saturn are numerous and diverse ranging from tiny moonlets less than 1 kilometer across to the enormous Titan which is larger than the planet Mercury. Saturn has 62 moons with confirmed orbits, 53 of which have names and only 13 of which have diameters larger than 50 kilometers.

Biblically speaking, what came first the chicken or the egg?

According to Genesis 1:20-22, the chicken, or “birds,” we’re created before they multiplied. Thus, the chicken came before the egg.

Why do cats rub their heads?

Cats have scent glands along the tail, on each side of their head, on their lips, base of their tail, chin, near their sex organs, and between their front paws. They use these glands to scent mark their territory. When the cat rubs you, he is marking you with his scent, claiming you as “his.”