Submissions from sparkbangbuzz.com

		Homemade Copper Oxide Thermoelectric Generator Can Light an LED (2011) (sparkbangbuzz.com)
		3 points by teuobk 9 days ago \| past \| discuss
		Borax or Baking Soda Rectifier and the glow (2003) (sparkbangbuzz.com)
		70 points by _spduchamp 65 days ago \| past \| 15 comments
		Evaporograph and Infra Red Images (sparkbangbuzz.com)
		31 points by joebig 67 days ago \| past
		Borax or Baking Soda Rectifier and the glow (2003) (sparkbangbuzz.com)
		2 points by _spduchamp on March 30, 2022 \| past
		Flame Triode with Gain (sparkbangbuzz.com)
		2 points by marcodiego on Dec 23, 2021 \| past
		Simple Homemade TEA Laser (2007) (sparkbangbuzz.com)
		76 points by hamilyon2 on May 6, 2020 \| past \| 35 comments
		Homemade Memristor (2011) (sparkbangbuzz.com)
		152 points by ksrm on July 8, 2015 \| past \| 23 comments
		Homemade Cathode Ray Tubes. (sparkbangbuzz.com)
		5 points by dfox on March 17, 2009 \| past