Sort:  

Also when you break a high pressure sodium or metal halide bulb as well as fluorescent tubes...

You just created a toxic waste spill in your grow room.

And from my experiments I have discovered that metal halide grows better than high pressure sodium

Hi! I am a robot. I just upvoted you! I found similar content that readers might be interested in:
https://blog.1000bulbs.com/home/hps-vs-led-grow-lights