Not exactly, a lot of handicapped persons can open a thermos jugs.

Patient: "How can I open this thing here?" Points at a thermos jug.
Colleague *whispering* "Is he suffering from dementia or what?"
Me *whisperingback* "No, I just think he's one of those men whose women do everything at home for them.."
Colleague: "Awful.. Like a handicapped person."

Me: o.O ....