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What Is Citric Acid, and Is It Safe?
recipes.howstuffworks.com/food-science/citric-acid.htm
HowStuffWorks finds out what citric acid is, how it is made and whether or not it is safe.
6 Anti-inflammatory Foods You Should Be Eating
health.howstuffworks.com/wellness/food-nutrition/facts/anti-inflammatory-foods.htm
HowStuffWorks looks at foods that lessen inflammation, including surprising choices like yogurt and maple syrup.
Natural Skin Care: 5 Important Herbs in Face Wash
If you love natural skin care products, these herbs â€" lavender, calendula, witch hazel, neem oil and feverfew â€" can help you get glowing skin.
How Much Do You Know About Botany?
play.howstuffworks.com/quiz/how-much-do-you-know-botany
The science of plants is amazing in its complexity - and its simplicity as well! In this quiz, we'll discover some obvious and not so obvious facts about the plants that surround us on this beautiful planet! When you're done, you'll be inspired to start a garden, plants a tree or just stare at nature in a daze.
Ever Wondered How Snakes Mate?
animals.howstuffworks.com/snakes/how-do-snakes-mate.htm
Welcome to the wild, wild world of dual penises, delayed fertilization, mama python incubators and springtime "mating balls."
Cinnabar: Red, Beautiful — and Toxic
science.howstuffworks.com/environmental/earth/geology/cinnabar.htm
Cinnabar's bright-red pigment has been used in jewelry, pottery and makeup for millennia. But cinnabar is also the primary ore for mercury, making it a dangerous mineral if the particles are inhaled.
The Bizarre Link Between van Gogh's Signature Yellow and Cow Urine
entertainment.howstuffworks.com/arts/artwork/indian-yellow-pigment.htm
The bright yellow hue used to great effect by van Gogh and other painters was eventually outlawed, as it was made of urine from dehydrated cows.
Empty Pill Bottles Piling Up? Here Are 15 Great Ways to Reuse Them
home.howstuffworks.com/green-living/uses-old-pill-bottles.htm
Wondering what to do with those plastic pill bottles your prescriptions come in? Here are 15 great ways to reuse them and keep them out of the landfill.
Hugelkultur Bed: Creating the Perfect Soil for Your Garden
home.howstuffworks.com/gardening/garden-design/hugelkultur.htm
If you're looking for an easy, organic way to improve your soil and create a permanent, thriving garden bed, a hugelkultur bed will check all the boxes for you.
The Fascinating World of Itchy Noses: Superstitions and Meanings Explained
people.howstuffworks.com/nose-itching-superstition.htm
Explore the intriguing nose itching superstition. Uncover cultural beliefs and meanings. Delve into the world of superstitious nose itching.