Wild Insides
#5How things work
Why Shopping Carts Lock Up At The Parking Lot Edge
Some shopping carts have a hidden brake in one wheel.
Short. Strange. True.The real science
how it works · child resistant cap · pill bottle cap · medicine safety · childproof · child safety
The real science
Child-resistant medicine caps hide a two-part lock that only opens when you push down and turn at the same time. To pass the US safety test, a cap only has to stop eighty percent of young children for ten minutes, so child-resistant does not mean childproof. Keep all medicine locked up and out of reach.
Don’t try anything shown in this video.
Follow the facts
- LII: 16 CFR § 1700.20 - Testing procedure for special packaging
- CHPA: Child-Resistant Packaging
- GovInfo: Requirements for the Special Packaging of Household Substances
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#5
#3How things work
Why A Snapped Elevator Cable Won't Drop You
Almost everyone has wondered what happens if an elevator's cable snaps.
Short. Strange. True.The real science
#48How things work
Why A Popcorn Kernel Turns Itself Inside Out
Every popcorn kernel is a tiny sealed pressure cooker.
Short. Strange. True.The real science