Environmental Health Quiz
Understand possible home environmental health warning signs in about 10 minutes. Free, quick, and no sign-up, it offers a practical self-check for air, water, and chemical concerns.
08:30
Scale Explorer
How the Scales are Structured
DATA-BASED USER COHORTS
Who Usually Takes This Test?
BASED ON AGGREGATED, ANONYMIZED DATA FROM TENS OF THOUSANDS OF FREUDLY USERS.
Benchmarking
See How You Compare
Once you complete the test, your results are compared with real-world data from people in your country.
Below is a preview of how scores are typically distributed across each scale.
Below is a preview of how scores are typically distributed across each scale.
Home and Neighborhood Exposure Warning Signs (HaNEWS)
Home and Neighborhood Exposure Warning Signs (HaNEWS)
Average
9.2
Normal range
6.9 — 11.5
min.
0
max.
15
This curve shows how scores are typically distributed.
Once you complete the test, your result will appear on the scale so you can see how you compare.
Once you complete the test, your result will appear on the scale so you can see how you compare.
Indoor Air and Combustion Warning Signs (IAaCWS)
Indoor Air and Combustion Warning Signs (IAaCWS)
Average
9.2
Normal range
7 — 11.5
min.
0
max.
15
This curve shows how scores are typically distributed.
Once you complete the test, your result will appear on the scale so you can see how you compare.
Once you complete the test, your result will appear on the scale so you can see how you compare.
Water and Household Chemical Warning Signs (WaHCWS)
Water and Household Chemical Warning Signs (WaHCWS)
Average
8.6
Normal range
6.5 — 10.7
min.
0
max.
15
This curve shows how scores are typically distributed.
Once you complete the test, your result will appear on the scale so you can see how you compare.
Once you complete the test, your result will appear on the scale so you can see how you compare.
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SAMPLE QUESTIONS
Example Questions From the Test
- A child or pregnant person has had direct contact with paint chips or dust, or testing has identified a serious lead hazard.
- Older painted surfaces are present, but they are intact and no dusty renovation is occurring.
- There is no known older paint hazard, or professional testing and controls have addressed it.
- Paint is peeling, or sanding, demolition, or renovation dust is reaching occupied areas without effective containment.
- A valid test found an elevated level, and no effective mitigation is yet in place.
- I do not know whether the space has been tested or what the result was.
- A valid test was not elevated, or an installed mitigation system has a current follow-up result showing it works.
- A result was elevated, but professional assessment or mitigation is already underway.
- Occasional dust or odors have been noticeable but have not persisted or entered living areas.
- No recurring floodwater, sewage, unusual dust, smoke, or chemical odors have reached the property.
- Flood dampness, smoke, dust, sewage odor, or chemical odor repeatedly enters occupied areas.
- There has been direct contact with sewage or a chemical release, visible contamination indoors, or an official order to evacuate or shelter.
WHAT THE TEST MEASURES
About This Assessment
Environmental Health Quiz - Symptoms and Signs
Use this free Environmental Health Quiz to review warning signs involving indoor air, drinking water, household chemicals, and conditions around your home. It takes only a few minutes and requires no sign-up. This is an unvalidated reflection tool, not an inspection, exposure test, or medical diagnosis. A concerning experience matters even if your total is low. For severe breathing trouble, confusion, collapse, suspected poisoning, or an active gas or chemical release, move to fresh air when safe and contact emergency services or poison control.
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