
Originally Posted by
bruticus
yeah, i was talking to Kup about retr0bright a while back...
sounds promising if you can make the gel form and only apply to areas where you need it. saves from unwanted bleaching/whitening of adjacent sections that dont need it.
however, with "Figure 3. Lorne’s Osborne 1 experiment", is it me or did they compare 2 completely different machines (refer exhaust unit)?? looks a bit suss to me but meh... peroxide + UV works.