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A comment on The Sun's Magnetic Field is about to Flip. Parent comment

Re:The Sun's Magnetic Field is about to Flip by danellis on Tuesday August 06, 2013 @11:27AM (#6167083)
The earth pin is needed to open the covers of the other two holes.
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Re:The Sun's Magnetic Field is about to Flip by harrytuttle on Tuesday August 06, 2013 @11:51AM (#6167267)
That actually only happens on reasonable quality ones. Old and cheap shitty ones usually get stuck open or break off very rapidly. The BS spec is only good until 1 insertion after the point of sale.

Source: I was a part time sparky for a few years.

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