warming oil

Hey guys, so I had some vials that partially crashed, put them on my mug warmer this morning and totally forgot about them… eight hours later, of course they are blazing hot, but they look as they should… are they still usable? Or did I wreck my vials? Thanks!

I started heating my oils before injection and I don’t see myself ever going back. Previously I was using a baby bottle warmer, worked great but I got tired of dealing with the water and emptier vials floating / rolling. Saw a recommendation here to use a baby wipe warmer which works great but...