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15 Accidental Inventions You Can't Imagine Your Life Without

15 Accidental Inventions You Can't Imagine Your Life Without

BRIGHT SIDE

6.7M views 8 years ago

Warm-up Questions

What do you think an “accidental invention” is?
Which inventions do you think might have been invented by accident?
Which invention from the title do you think you couldn’t live without? Why?

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Start With: Word Definition

Order: Alphabetical Random

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15 Accidental Inventions You Can't Imagine Your Life Without

Introduction + Matches, Teflon, Potato Chips (00:00 – 03:12)

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1. How were matches discovered in the story?

A stick with chemicals on it caught fire when he tried to scrape it.
A matchbox exploded in a shop and inspired him.
John Walker saw lightning hit a tree and copied it.

2. What was Roy J. Plunkett originally trying to improve at DuPont?

Oven temperatures for cooking
Refrigerators by replacing hazardous freon
Car tires

3. Why did George Crum slice the potatoes extremely thin?

He didn’t have enough potatoes for the day.
He was annoyed by complaints that fries weren’t crispy enough.
He wanted to make a new dessert.

15 Accidental Inventions You Can't Imagine Your Life Without

Ice Cream Cones, Coca-Cola, Post-it Notes, Safety Glass (03:12 – 05:57)

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1. Why were ice cream cones invented at the 1904 World’s Fair?

People asked for waffle desserts instead of ice cream.
The ice cream booth ran out of bowls.
It was a planned marketing idea.

2. How did Coca-Cola become a fizzy drink in this story?

The syrup was mixed with milk.
The syrup was accidentally mixed with soda.
The syrup was frozen and then melted.

3. What made the beaker “not shatter,” leading to safety glass?

It was made of metal.
It had a thin film of liquid plastic inside.
It was cooled to a very low temperature first.

15 Accidental Inventions You Can't Imagine Your Life Without

More Accidents: Rubber, Plastic, Medicines, Devices, X-rays, Superglue, Microwave (05:57 – 11:40)

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1. What accident helped create vulcanized rubber?

Rubber was frozen overnight and became stronger.
Rubber was mixed with soup and became elastic.
Rubber mixed with sulfur was accidentally dropped on a hot surface.

2. What happened in Fleming’s petri dish that led to antibiotics?

A new bacteria appeared and helped other bacteria grow.
Mold formed a sterile shield and killed the bacteria around it.
Salt was spilled and cleaned the dish completely.

3. What did Percy Spencer notice near the microwave-emitting magnetron?

His pocket watch stopped working.
A bar of chocolate in his pocket melted into a mess.
His hair stood up from static electricity.

15 Accidental Inventions You Can't Imagine Your Life Without

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1. What is the main idea of the video?

Many useful inventions were discovered by accident during other work.
Great inventions always happen because of careful planning.
Old inventions are better than modern inventions.

2. Which situation best matches the pattern in many stories from the video?

Someone invents something without any experiments.
Someone steals an idea and becomes famous immediately.
Someone makes a mistake or unexpected result, then finds a new use for it.

3. Why does the video describe these inventions as “accidental”?

They were invented only during wars.
They were found unexpectedly while trying to do something else.
They were invented by children.

Discussion Questions

Discuss the ideas from this video

15 Accidental Inventions You Can't Imagine Your Life Without

Which accidental invention in the video is the most important for modern life? Explain.
Do you think mistakes are helpful in science and invention? Why or why not?
Have you ever discovered a useful “accident” while cooking, studying, or working? What happened?
Some inventions (like antibiotics or pacemakers) save lives. Should inventors always patent life-saving inventions? Why or why not?

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