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I daresay it will be tricky to make any back of the envelope calculations without the use of fossil fuel products, given that both the envelope and the writing
by glitchc 7mo ago
I daresay it will be tricky to make any back of the envelope calculations without the use of fossil fuel products, given that both the envelope and the writing tool heavily rely on them.
The pen, pencil and paper are somewhat obvious. Less obvious is that we also need them to make glue at an industrial scale [1].
[1] https://blogs.canterbury.ac.uk/sustainability/sealed-fate-peeling-away-from-the-sticky-situation-glue-puts-us-in/ https://blogs.canterbury.ac.uk/sustainability/sealed-fate-pe...
- FarmerPotato 7mo agoYour comment wins the day, as far as I'm concerned. Here's to more back-of-the-envelope calculations (and less hand-waving). I learned a lot about glue here.
- FarmerPotato 7mo agoAaand this news about glue from used cooking oil, which can replace EVA glue: https://www.popularmechanics.com/science/green-tech/a69681178/cooking-oil-glue/ https://www.popularmechanics.com/science/green-tech/a6968117...