Safety Page 216
More in Safety
Does Gunpowder Have Lead? The Real Source of Risk
Gunpowder itself doesn’t contain lead, but shooting still exposes you to it. Here’s where the lead actually comes from and how to reduce your risk.
What Size Extension Ladder Do You Actually Need?
Learn how to pick the right extension ladder size for your home, including why labeled lengths differ from actual reach and how to calculate what you need.
Why Street Lights Are Important for Safer Communities
Street lights reduce crashes, deter crime, and help communities feel safer, but there are real tradeoffs around sleep, wildlife, and energy use worth knowing.
What Is an N95? Filtration, Fit, and How It Works
N95 masks filter 95% of airborne particles, but fit is just as important as filtration. Here’s how they work and how they compare to KN95s and KF94s.
What Is a Pack Test for Wildland Firefighters?
The pack test measures fitness for wildland firefighting roles. Learn what each level requires, why the standards exist, and how to prepare for test day.
What Are the 4 Types of Healing in the Body?
Your body heals wounds in four overlapping phases, from stopping bleeding in seconds to remodeling tissue over months. Here’s how each stage works.
When Did Car Seats Come Out? A Brief History
Car seats have come a long way since the 1930s. Here’s how they evolved from booster seats to life-saving devices, and what current guidelines recommend.
What to Do If Someone Swallows Poison: First Aid Steps
Learn how to respond calmly and correctly if someone swallows poison, including when to call 911 and what to avoid doing.
Do Gas Cooktops Need to Be Vented? What to Know
Gas cooktops release pollutants that affect indoor air quality. Learn what ventilation options exist and simple steps to keep your kitchen air cleaner.
How to Identify Hazardous Materials: GHS, NFPA, and DOT
Learn how to read hazmat labels, GHS pictograms, NFPA diamonds, and DOT placards so you can recognize dangerous materials at work, on the road, and at home.
Washing Scrubs With Other Clothes: Is It Safe?
Washing scrubs with other clothes can be fine in some cases, but not others. Here’s what the risk actually looks like and how to wash them safely.
NFL Blue Medical Tent: What It Is and What Happens
That blue tent on NFL sidelines gives team doctors a private space to evaluate injured players, especially for potential concussions, away from cameras.
How Big Are Smoke Particles? Size Range & Health Risk
Smoke particles range from 0.01 to 10 microns, and their size directly affects how deep they travel into your lungs and how long they linger in the air.
Are VOCs Bad for You? Symptoms and Long-Term Risks
VOCs can cause headaches and irritation in the short term, with more serious risks over time. Learn where they come from at home and how to reduce them.