ice cream
https://www.history.com/news/where-do-ice-cream-sorbet-frozen-desserts-come-from
https://www.idfa.org/the-history-of-ice-cream
https://ice-cream.org/about-the-ice-cream-alliance/history-of-ice-cream/
https://pastryteamusa.com/a-sweet-discovery-the-history-of-ice-cream/

battery
https://www.smith.edu/hsc/museum/ancient_inventions/battery2.html
https://www.discoveryuk.com/mysteries/the-mystery-of-the-baghdad-battery/
https://engines.egr.uh.edu/episode/1972
https://www.iflscience.com/is-the-2-000-year-old-baghdad-battery-actually-a-battery-67119

plumbing
https://reddiplumbingwichita.com/blog/plumbing/the-history-of-plumbing
https://www.bigrentz.com/blog/very-not-boring-history-plumbing
https://www.qssupplies.co.uk/history-of-plumbing-timeline.html
https://advancedwaterinc.com/oldest-plumbing-systems/

chewing gum
https://www.history.com/news/chew-on-this-the-history-of-gum
https://www.seriouseats.com/chewing-gum-history-how-its-made
https://www.smithsonianmag.com/arts-culture/a-brief-history-of-chewing-gum-61020195/
http://www.chewinggumfacts.com/chewing-gum-history/history-of-chewing-gum/

vending machine
https://www.logicvending.co.uk/history-vending-machines
https://www.thoughtco.com/the-history-of-vending-machines-1992599
https://www.thecurrent-online.net/post/the-surprising-history-of-vending-machines
https://www.digitalmediavending.com/the-history-of-vending-machines/
https://blog.vendinggroup.com/a-brief-history-of-vending-machines

TV static
https://en.wikipedia.org/wiki/Noise_(video)
https://www.forbes.com/sites/startswithabang/2019/11/13/this-is-how-your-old-television-set-can-prove-the-big-bang/?sh=4471573de655
https://www.reddit.com/r/askscience/comments/5pmgw8/what_is_tv_static_and_how_does_it_come_to_be/
https://medium.com/everyday-science/see-static-youre-seeing-the-last-remnants-of-the-big-bang-7ac0d9c48c6c