I was using a plastic bowl for mixing lye water before, but for some reason I thought the Pyrex glass one would be safer, and I bought it last week. I made one batch of soap using it and it was fine. So this was only the second time it had been used for lye. I bought it at the outlet store...
I just had my Pyrex glass measuring cup explode as I was pouring lye into it! Thank goodness it was in my laundry sink, where I always mix my lye water, and I was all safety geared up! I'm shocked because I used it last week for the first time and it was fine. I thought I was being safer...