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How Sandbags Work
science.howstuffworks.com/nature/natural-disasters/sandbag.htm
There may be a time when all that stands between your home and the rising floodwaters are some sacks full of sand. Will this defense keep you safe?
How Animal Testing Works
science.howstuffworks.com/innovation/scientific-experiments/animal-testing.htm
Animal testing has a long, gruesome history, but it's also saved countless human lives.
How the PRISM Surveillance System Works
people.howstuffworks.com/prism-surveillance-system.htm
Is the undercover program called PRISM actually a fairly transparent tool for gathering information or a mandate for snooping through your e-mail?
1942 Harley-Davidson WLA and XA
auto.howstuffworks.com/1942-harley-davidson-wla-and-xa.htm
The 1942 Harley-Davidson WLA motorcycle and Harley-Davidson XA motorcycle were weapons of World War II. See pictures and learn about these Harleys.
What Type of Nail Gun Is Best for Framing?
home.howstuffworks.com/type-of-nail-gun-install-floor-studs.htm
Construction work requires power tools that can do the heavy-duty work as quickly and easily as possible. Learn what type of nail gun is best to install floor studs in this article.
Porsche Is Launching a Luxury Car Subscription Program
auto.howstuffworks.com/buying-selling/porsche-passport-luxury-car-subscription-program.htm
How will the subscription service Porsche Passport work? Learn more about luxury car subscription apps in this HowStuffWorks article.
How to Read a Ruler
home.howstuffworks.com/how-to-read-a-ruler.htm
Whether you're measuring inches or centimeters, reading a ruler is a pretty straightforward task.
What's the Difference Between Caster Sugar and Regular Sugar?
recipes.howstuffworks.com/food-facts/caster-sugar.htm
Caster sugar is a term you may have come across in a British baking book or website. But what does it mean really? And what sugar can you substitute for it?
How Fire Engines Work
science.howstuffworks.com/transport/engines-equipment/fire-engine.htm
We see them all the time, but do you ever think about everything these machines do? A fire engine is a combination personnel carrier, tool box and water tanker. Learn all about this amazing 3-in-1 machine.
How Firewalls Work
computer.howstuffworks.com/firewall.htm
Firewalls have helped protect computers in large companies for years. Now, they're a critical component of home networks, as well. See how firewalls work.