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Your search for "environment" returned 3,798 results
Do allergies cause nasal congestion?
health.howstuffworks.com/diseases-conditions/allergies/allergy-basics/allergies-nasal-congestion.htm
Do allergies cause nasal congestion? Visit HowStuffWorks to learn if allergies cause nasal congestion.
What are some signs of a latex allergy in newborns?
What are some signs of a latex allergy in newborns? Learn about signs of a latex allergy in newborns in this article.
Habit
health.howstuffworks.com/mental-health/human-nature/behavior/habit-info.htm
Habit is a term used in the study and practice of psychology. Visit HowStuffWorks to learn all about the term habit.
How to Make a Butterfly Farm
money.howstuffworks.com/how-to-make-butterfly-farm.htm
Do you know how to make a butterfly farm? Find out how to make a butterfly farm in this article from HowStuffWorks.
Will an air purifier help with your allergies?
An air purifier may help relieve allergy symptoms if used properly. Find out how air purifiers may help with allergies from this article.
How do solar swimming pool covers work?
home.howstuffworks.com/solar-swimming-pool-covers.htm
How do solar swimming pool covers work? Visit HowStuffWorks.com to learn how solar swimming pool covers work.
How Gas Masks Work
science.howstuffworks.com/gas-mask.htm
Gas masks are used to filter out harmful gas and particles from the air industrial workers breathe. Learn about gas masks and how gas masks are made.
Does a hush really pass over a crowded room 20 minutes after the hour?
science.howstuffworks.com/science-vs-myth/everyday-myths/hush-crowded-room.htm
You're talking with a group of people when, with no apparent warning, everyone stops talking. Is it just an awkward silence or a pregnant pause? Or is this silence something more?
Why landscape with native plants?
home.howstuffworks.com/lawn-garden/professional-landscaping/landscape-with-native-plants.htm
Native plants are usually easier to take care of and they can be less expensive than non-native species, too. Learn about native plant landscaping.
Why Is Wombat Scat Shaped Like a Cube?
animals.howstuffworks.com/mammals/wombat-scat.htm
The shape of wombat scat closely resembles dice. Learn why wombat scat has such a distinctive shape and what this means for other animals in the area.