1

During the industrial revolution, toxic metals such as Copper Arsenite, Red Lead and Vermillion (Mercury) were used as food coloring for everyday foods like milk, cheese and tea. -u/gramturismo

2

The oceans are 30% more acidic since the Industrial Revolution. -u/Hachidream

3

It’s argued that the spread of caffeinated beverages in the 17th century made the Industrial Revolution possible by allowing large numbers of people to coordinate their work schedules and work longer hours. Before coffee/tea were widely available beer was the European breakfast drink of choice. -u/mcardina

4

As the printing press launched an intellectual revolution, the machine lathe launched the industrial revolution. -u/photolouis

5

Not James Watt invented the steam engine but Thomas Newcomen. Watt only made it more efficient which then caused the industrial revolution. -u/b_lumenkraft

6

The peppered moth evolved to a darker color due to coal pollution during the Industrial Revolution. It then became lighter after pollution regulations cut down sooty coal emissions. -u/smokeythel3ear

7

The modern British accent was originally an affectation adopted by the nouveau riche during the Industrial Revolution to make them sound more prestigious. -u/ThatAssholeMrWhite

8

Rickets is called "The English Disease" in some languages, after the thick smog during the industrial revolution in England gave up to 80% of children a vitamin-D deficiency. -u/violetgibson

9

Sewer Socialists got their name from their perpetual boasting about the public sewer system in Milwaukee. They fought to clean up the pollution of the Industrial Revolution, setting up new sanitation systems, city-owned water and power systems, and improving education in Wisconsin. -u/YALANCI

10

After the Industrial Revolution began in the mid 1700s, human population grew from 700M to 1B by the year 1800 - an increase of 45%. The figure stood at 2B in the year 1927 at 100% in around 130 years, and at the beginning of the 21st Century it was 6B at 400% in a little over 70 years. -u/LegendaryFalcon

11

Pre-industrial revolution, humans used to sleep in two segments. A "first sleep" and "second sleep" was common throughout the night with a few hours of activity between them. -deleted user

12

During the industrial revolution, when the alarm clock was still deemed too expensive by many in the working class, there were professional Knocker Uppers to bang on your window to wake you up! -u/dracoNiiC

13

The rivalry between Manchester United and Liverpool began during the industrial revolution when Manchester built a canal to circumvent Liverpool to avoid paying fees for importing/exporting goods through their port. -u/opulent321

14

Before the Industrial Revolution, many dental problems (cavities, plaque buildup, misaligned teeth) were limited by a diet of hard, unprocessed, unsweetened foods. Natural selection has not prepared us for soft, processed, sugary foods. -u/wjbc

15

The Industrial Revolution led to an expansion in branding - when makers started selling their goods beyond the local markets, the public did not find generic non-local goods trustworthy enough. To stop this, branding became a common way of making a product more recognizable and creating trust. -u/YourOwnBiggestFan

16

The word sabotage is derived from 'sabot' which were wooden shoes workers would throw into the gears of machinery as protest during the early industrial revolution to stop production. -u/acacia-club-road

17

Today I learned about the Long Depression, which was a period of major economic downturn directly following the Second Industrial Revolution. It was dubbed the Great Depression until the crash of 1929. -u/BungalowHole

18

Some children during the Industrial Revolution were so poor their schools had to lend them shoes - and stamp them with a warning not to pawn them for money for food. -u/KatMuseums

19

John "Blind Jack" Metcalf, despite being blind since the age of Six, was an accomplished diver, swimmer, card player and fiddler and the first professional road builder to emerge from the Industrial Revolution. -u/Veldron

20

Romans were so technologically advanced that the global lead production at around 1 CE would not be surpassed again until the Industrial Revolution, 1750 years later. -u/seanchea

21

The use of cakes to celebrate special events goes back to Ancient Greece, where moon shaped cakes were adorned with candles in the Temple of Artemis. It wasn’t till the Industrial Revolution that new techniques made them widely available and associated with the celebration of a child’s birth. -u/Cosmohumanist

22

Most cities have poorer areas in the east, due to prevailing winds carrying smoke and odors that way during the Industrial Revolution. -u/hnewbs

23

In a 2002 BBC poll to select the 100 greatest Britons of all time, the industrial revolution era civil and mechanical engineer Isambard Kingdom Brunel (best known for designing the great western railway) came in second place over Shakespeare, Darwin, Newton and Cromwell among others. -u/LogicBomb69

24

In England prior to the mid-17th Century, Christmas was a twelve-day festival, and included the burning of the Yule log and playing traditional games. The Cromwellian Revolt abolished Christmas, and the Industrial Revolution eroded the customs in communities that tried to hold onto them. -u/GlitchedGamer14