1 jan 1901 ano - vacuum cleaner

Descrição:

the vacuum cleaner changed many lives in the 1900s, since it kept their houses clean. most houses back then were dirty with dust, and Dirt everywhere. since kids adults any others were outside, when they came home to rest for the night, dirt built up.

https://www.historylearningsite.co.uk/inventions-and-discoveries-of-the-twentieth-century/inventions-1900-to-1990/

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