What’s the maximum amount of colors CFL glass can shift to?

Most are only 2 shifts, but some do change more based on the Kelvin temp.  Really there is no such thing is CFL as the C stands for compate, but it is really fluorescent light reactive.  This happens as fluorescent light is missing some of the color spectra so when the glass reflects the white light, some of that light is not there so it looks as if it changes.

We have seen some fluorescent shift glass change as 4000k, 5000k and 6000k and then another in normal sunlight.   So it looks as 4 is the most out there so far.

Why is it important to not take hot dabs?

Hot dabs are for some people, but not for most.  The reason they hurt so bad is that they tend to also vaporize the fats and lipids, that then coat your lungs.   This is what causes your lungs to burn so badly after a hot dab.

Does UV glass contain uranium?

No, only some UV glass contains uranium.  Glass that glows green has uranium in it.  There are a lot of names now like Illuminati, Citrin, and Synergy

Why is titanium and ceramic becoming out dated for dabbing?

People love the quality that quartz gives to the experience of dabbing.  Ceramic cracks easy and will not ever get back to that bright white.  Titanium is metal.  It is great in that it will not crack, but the look of quartz is better than Titanium after use and being cleaned

How does rez block work?

basically, the Rez block is an oil.   The oils coat the pipe and do not allow the resins to stick. You do need to change your water often with Rez Block as it is organic and will allow bacteria to grow in the bong water.