"NASA did not invent the smoke detector. NASA's connection to the modern smoke detector is that it made one with adjustable sensitivity as part of the Skylab pr

"NASA did not invent the smoke detector. NASA's connection to the modern smoke detector is that it made one with adjustable sensitivity as part of the Skylab project. The device was made commercially available by Honeywell. The consumer could use it to avoid "nuisance" alarms while cooking. Like the quartz clock, this device is no longer available. " https://www.nasa.gov/offices/ipp/home/mythbuster/myth_barcodes.html https://www.nasa.gov/offices/ipp/home/mythbuster/myth_barcod... edit: actually pretty much none of the things you listed were invented by NASA, several predate its existence.