Lasers can get trapped in a waterfall.
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200 Science Facts
Slumpmässig kategoriCOMPLETED ▷ ╰ 200 Science Facts ╮ If you want science facts, this book is for you. Enjoy learning!
13
Lasers can get trapped in a waterfall.
DU LÄSER
COMPLETED ▷ ╰ 200 Science Facts ╮ If you want science facts, this book is for you. Enjoy learning!
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Lasers can get trapped in a waterfall.