What's the most dirtiest thing in the world? (2023)

What is the most dirtiest thing?

6/16. The microwave and refrigerator doors and the faucet are all covered in bacteria. The vending machine buttons aren't that clean, either. And the damp, dark reservoir in your coffee maker could be full of yeast and mold. Wash your hands before and after you touch the appliances.

But do we ever stop to think about cleaning our cell phones? According to Seattle Times journalist Bobby Caina Calvan, your phone is covered in germs: 25,127 bacteria per square inch, to be precise. This makes cell phones one of the dirtiest objects we come in contact with every day.

Keep your hands off your belly button

Did you know that your belly button is the dirtiest part of the body, according to the Public Library of Science? “The belly button harbors a high population of bacteria,” Dr. Richardson says.

Banknotes can carry more germs than the average toilet seat, with some harbouring E. coli, an expert said today.

U.S. Air Force researchers published findings back in 2002 that concluded most $1 bills—94 percent of 68 tested dollar notes—were harboring bacteria, including some which could cause pneumonia or other serious infections.

Coins were the cleanest of all physical payment forms, with an average germ score of 136, which nonetheless is 10 times higher than the score of a clean surface off of which one could theoretically eat. Dimes were the dirtiest coin, and quarters were the cleanest.

Are Keys dirty?

Keyboards - We swabbed and tested a computer keyboard and found it was 5 times dirtier than a toilet seat and was crawling with bacteria. Keys - This item was surprising not as dirty as a toilet seat.

The kitchen is the dirtiest room in a house, but germs also collect in the bathrooms, particularly in toothbrushes. Home offices are bacteria-ridden thanks to heavily-touched objects like keyboards and phones. Also on the list is living room carpet, washing machines, and food and water bowls for pets.

Wrong. According to germ expert Charles Gerba, a microbiologist at the University of Arizona, the kitchen sponge is actually the dirtiest item in your home. Here's why: While you clean various surfaces and dishes with your sponge, the porous surface collects food particles.

His studies have found that on the average toilet seat there are 50 bacteria per square inch. "It's one of the cleanest things you'll run across in terms of micro-organisms," he says. "It's our gold standard - there are not many things cleaner than a toilet seat when it comes to germs."

“There are microbes, fungal spores and fecal matter on your phone,” microbiologist Jason Tetro, author of The Germ Code, previously told Global News. “But when it comes to bacteria, unless you have a habit of licking your phone, you should be OK.”

On average, a toilet bowl contains 3.2 million bacteria per square inch*. It is in addition to the bacteria found on the other parts that you have come into contact with. The flush handle that's covered in as much as 83 bacteria per sq.

Or feel dizzy or nauseous after looking at your phone? While you might think these sensations are just eye strain or fatigue from looking at your screen for too long, they're actually symptoms of a condition called cybersickness.

Pee. Pee is 1,000x cleaner than your mouth (100,000 bacteria per ml).

Surprisingly, floors are far from the dirtiest surface areas. They pale in comparison to your bathtub drains (119,468 bacteria per square inch), or your toilet bowl (3.2 million bacteria per square inch).

Is the human mouth dirtier than a toilet seat?

Fact 4: Toilet seats have less germs than mouths! It is estimated that toilet seats have 3,200 bacteria per square inch, where as saliva has an estimated 100 million microbes of bacteria per mililitre with anywhere between 400 and 600 different species.

1. An Elementary School Student's Hand. Kids can be dirtygross, but not nearly as dirtygross as your mouth (1,500 bacteria per square inch).

Banknotes can carry more germs than the average toilet seat, with some harbouring E. coli, an expert said today.