/u/malaka789's posts

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What did people with bad vision (pre invention of corrective lenses) do to survive? How were their lives? Did they die younger?

161 upvotes • r/AskHistorians

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How did busy ports in the pre-fossil fuel era maneuver and dock when there was a lot of ship traffic all around them?

1 upvotes • r/AskHistorians

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Why can't we launch hazardous waste into space towards the sun so it gets incinerated millions of miles away from us?

1 upvotes • r/askscience

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When were corrective lenses widely used by the average ( common ) person? What did people do throughout history that had poor vision? Is widespread bad vision a side effect of modern life and not as widespread in the past?

1 upvotes • r/askscience

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Title	Upvotes	Subreddit	Mark as read	Favorited	Rating	Add to a list
What did people with bad vision (pre invention of corrective lenses) do to survive? How were their lives? Did they die younger?	161	AskHistorians
How did busy ports in the pre-fossil fuel era maneuver and dock when there was a lot of ship traffic all around them?	1	AskHistorians
Why can't we launch hazardous waste into space towards the sun so it gets incinerated millions of miles away from us?	1	askscience
When were corrective lenses widely used by the average ( common ) person? What did people do throughout history that had poor vision? Is widespread bad vision a side effect of modern life and not as widespread in the past?	1	askscience