4 Resultaten gevonden voor "Bestand:Helium_discharge_tube_cropped.jpg".

Bestand:Helium discharge tube cropped.jpg

Please select "one" of your favorite license. English Helium glowing in a gas discharge tube...

Bestand:Argon discharge tube cropped.jpg

Please select "one" of your favorite license. English Argon glowing in a gas discharge tube...

Bestand:Neon discharge tube cropped.jpg

Please select "one" of your favorite license. English Neon glowing in a gas discharge tube...

Bestand:Radio-activity.djvu

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