Hacker News
new
|
past
|
comments
|
ask
|
show
|
jobs
|
submit
|
lafar6502's submissions
login
1.
Street lamps – replacing sodium lamps with LEDs in the name of efficiency
1 point
by
lafar6502
on Oct 17, 2014
|
past
|
2 comments
Guidelines
|
FAQ
|
Lists
|
API
|
Security
|
Legal
|
Apply to YC
|
Contact
Search:
