What is the real name of the column-like beams in Portal 2 called? They are only (as far as I know) referred to as "beams" (By Wheatley: "I'll turn the beam off."). Here is a screenshot for reference:

Beam-like thing

  • It's also referred to by Wheatley as a funnel: "Cubes, buttons, funnels...it's got it all."
    – user56
    Commented Jun 18, 2011 at 8:18
  • 1
    I demand a spoiler alert on the potato.
    – Anto
    Commented Jan 23, 2012 at 18:48

1 Answer 1


It's a Tractor beam made of liquid asbestos called an Aperture Science Excursion Funnel

enter image description here

  • 20
    It's an Aperture Science Excursion Funnel. Not using the proper title could get you sued or referred to the Aperture Science Non-Cooperative Testing Program. Commented Jun 18, 2011 at 10:20
  • It's also referred to as "Tractor beams", That's why Wheathly mentions the word "beam".
    – Pieter888
    Commented Jun 20, 2011 at 10:56

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