Sort:  
  • Trending
    • [-]
     6 years ago 

    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

    Coin Marketplace

    STEEM 0.27
    TRX 0.11
    JST 0.030
    BTC 70963.77
    ETH 3821.66
    USDT 1.00
    SBD 3.47