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It was a joke. Besides, the jar obviously has a lid! I wouldn’t want to be wasteful.
What’s the carbon impact of your lid though?
Well, it’s made of carbon—so, 100%?
What a coincidence, my perpetual motion machine works on lids
Well, a lid only needs to be screwed once. Let me get you over to our personal healthcare department. I can think of a few things I need to have screwed perpetually with no energy waste.
