Review: Wenger Synergy rucksack after 5 years of daily use
By jeltsch on Sat, 01/21/2023 - 20:18
I am a fan of rucksacks with many pockets.
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The fact that everything looks different doesn't mean that all has changed...
repair
Repairing our refrigerated centrifuge
By jeltsch on Tue, 03/17/2020 - 14:45
Refrigerated tabletop centrifuges are quite expensive. Although discontinued, a refurbished Eppendorf 5415R (the model we use) still sells for $1-2K.
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Helkama quality woes
By jeltsch on Sun, 01/25/2015 - 17:00
This post is a follow-up of my post from 2 years ago about my new bicycle, a Helkama Jääkäri.
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