Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
login
hopler
on Feb 25, 2019
|
parent
|
context
|
favorite
| on:
Sunlight through glass does not provide Vitamin D
Not that there's no damage, but that sunburned skin is top layer skin that is constantly shedding so won't accumulate damage for decades
garmaine
on Feb 26, 2019
[–]
Only the most burnt skin is shed. The UV light penetrates further layers.
Join us for
AI Startup School
this June 16-17 in San Francisco!
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search:
