when the tube fills with oil it becomes fully invisible Submitted by Pedrao_zao t3_11a76qq on February 23, 2023 at 8:02 PM in mildlyinteresting 52 comments 1,585
epi_glowworm t1_j9shx93 wrote on February 24, 2023 at 6:07 AM Reply to comment by Pain_Monster in when the tube fills with oil it becomes fully invisible by Pedrao_zao You mean another science experiment at grandma's?! Permalink Parent 7
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