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Three. A hole is a distinct pathway from one open end to another. A regular cylindrical straw is a torus at heart, it has only one way through. A Y-straw would
by grenoire 5y ago
Three. A hole is a distinct pathway from one open end to another. A regular cylindrical straw is a torus at heart, it has only one way through. A Y-straw would have three paths from its three openings.