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I use a lot of two-part epoxy in my shop, and I buy it in small bottles. For these epoxies to cure properly, it’s crucial to mix them in a 1:1 ratio, and guessing wrong when squeezing out a dollop of each can lead to lengthy cure times or improper hardening. To solve the problem, I keep a small postal scale on my bench that weighs down to 0.1 gram. I squeeze what I need into little paper cups and weigh them. This way, I can be certain I have a perfect ratio of resin to hardener before mixing them up.
– Bill Wells
Olympia, Washington