New answers tagged substitute-tool
2
Seal one up with just air within, and submerge it very gently in a bowl or sink full of water. We use Lock & Locks, I would expect them to hold, though I'd only test very gently about an inch or two (2-4 cm) below the surface because they're not designed for this.
Also, I do have to wonder if (a) you were sold seconds or defectives on the cheap, or (b) ...
Top 50 recent answers are included
