What invention doesn't get a lot of attention but has made a huge positive impact on the world?
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A/C electric as opposed to D/C electric. We do take our access to electricity for granted till it goes out.
PickledRick
Level 8
July 19, 2018
2
Yes, Edison pushed for D.C. in the homes,but A.C. won out, as it's far cheaper to raise and lower A.C. than D.C. for transmissions lines.
Indoor plumbing
The Toilet An unspoken History:
The surprising truth of open defecation in India | Sangita Vyas | TEDxWalledCity:
pixiedust
Level 8
July 19, 2018
4
Is India one of Trump's referenced 'shit hole countries'.
Coffee grinder, matches, history books, dog collars (pets not vicars), dog collars (vicars not pets), plectra, tea cups, jigsaw puzzles, electric blankets, washing lines, plastic cutlery, scarves, door handles, traffic lights, TV remote controls, kinder suprises, toilet rolls...
Geoffrey51
Level 8
July 19, 2018
2
Viagra was a moving development.
evidentialist
Level 8
July 19, 2018
1
If you needed it..........
@Walter1968 -- Is that not the case for most things?
GPS, Glonas, and Galileo satellites
NothinnXpreVails
Level 8
July 19, 2018
4
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