When HN users recommended it
2 HN users recommended this in 2020, in 2 comments.
20072026
Each tall tick is one HN user's first recommendation. A short tick is the same user again. Click a tick to jump to the comment.
2 HN users recommended this in 2020, in 2 comments.
Each tall tick is one HN user's first recommendation. A short tick is the same user again. Click a tick to jump to the comment.
Question for someone who might know, how safe are UV B lamps? IE (https://www.amazon.com/Angel-Kiss-Portable-Phototherapy-Fluo...) and is there a better / cheaper alternative?
why 293? this fda approved product for example uses 311 (https://www.amazon.com/Angel-Kiss-Portable-Phototherapy-Fluo...)