Stuff with oil and water and alcohol
Pretty stuff and you can do it easily at home (they say).
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simbosan liked your link on, Sun 23 Aug 2020, 13:22,
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For that Barbarella / Flash Gordon / Early Pink Floyd concert experience...
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Thrill_My_Chinchilla is old and unimproved, Sun 23 Aug 2020, 15:05,
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