Believe It Or Not, These Aren't Actually Design Flaws

The Lines on a Red Solo Cup

The lines on a solo cup are actually meant for measuring your drinks. The top line is for 12 ounces of beer, the middle line is for 5 ounces of wine, and the bottom line is for one ounce of liquor. That way you can have fun and easily keep track of your booze.

The Hole in a Pen Cap

You'd think the hole in a pen cap serves no purpose, but it's actually a safety precaution. For whatever reason, people love to chew their pen caps. If a child happened to swallow one, the hole in the top allows air to circulate to prevent choking.

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The More You Know

  • Chihuahuas have the biggest brains in the canine world.
  • To keep small cords organized, try this handy hint: Fill a shoe box with as many empty toilet paper rolls that will fit vertically; then place a single small cord in each tube. It'll keep your cords free of tangles and in one place.
  • About 7% of all humans who have ever lived are alive today.
  • In 1993, San Francisco held a referendum over whether a police officer called Bob Geary was allowed to patrol while carrying a ventriloquist’s dummy called Brendan O’Smarty. He was.
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Post originally appeared on Upbeat News.