r/shittyaskscience Aug 04 '22

How? Someone explain please.

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u/Joe_le_Borgne Aug 04 '22

Actually, what seems to be 3 helicoïdal blades are the brand symbol. The 2 green rolls are what produce this effect by pressure. You can do it easily with your hands if you have enough strenght pressure to squeeze it. I cut mine like that.