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How can I tell if the light in my refrigerator goes off or not when I close the door?
home.howstuffworks.com/question125.htm
This will sound like a joke, but it's not: How can I tell for sure if the light in my refrigerator goes off or not when I close the door?
Why does Alka Seltzer fizz?
science.howstuffworks.com/innovation/science-questions/question116.htm
Yesterday you talked about hydrogen peroxide, and the day before you talked about Pop Rocks candy. Since we are talking about things that fizz, what about Alka Seltzer? How does it work and why does it fizz?
Why are boogers sticky?
health.howstuffworks.com/human-body/systems/nose-throat/question81.htm
My four-year-old asked, "Why are boogers sticky?" I really didn't know what to say...
Can I really trade my dollars in for gold bullion?
money.howstuffworks.com/question738.htm
The gold standard was a system where every dollar was backed by an equivalent amount of gold. Find out how the gold standard was used in the U.S.
What is activated charcoal and why is it used in filters?
science.howstuffworks.com/environmental/energy/question209.htm
Charcoal is carbon. Activated charcoal is charcoal that has been treated with oxygen to open up millions of tiny pores between the carbon atoms. What does this have to do with its absorbancy?
What's the deal with those quickie divorces and Reno?
people.howstuffworks.com/question741.htm
What's the deal with those 'quickie divorces' and Reno?
What Is Sodium Nitrate in Processed Meats, and Is It Harmful?
recipes.howstuffworks.com/question233.htm
Sodium nitrate and its relative sodium nitrite are preservatives that you find in lots of processed meats. Learn why they add these preservatives to food.
How long can a germ live in a room?
health.howstuffworks.com/diseases-conditions/infectious/question235.htm
How long can a germ live in a room? My son had a friend over, and the friend was coughing all over the house. How long can his germs infect people?
What Does 'Auld Lang Syne' Mean?
people.howstuffworks.com/culture-traditions/holidays-other/question279.htm
It's a Scottish phrase sung all over the world on New Year's Eve, but what does it really mean?
How do torpedo engines work under water?
science.howstuffworks.com/transport/engines-equipment/question419.htm
Since a torpedo cannot have an air-breathing engine like a boat, how is it propelled through the water?