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  1. U

    Bleach instead of h202 as a sterilizer

    Ok so I've been reading about this for about 3 hours, I understand everything I just can't find a plain bleach in the UK, the biggest brand is domestos which is Less than 5%: Chlorine based bleaching agents. Less than 5%: Nonionic surfactants. Less than 5%: Soap. We don't have Clorox here I...
  2. U

    Dota 2

    I'm proper in to dota 2 ATM anyone else play? How addictive!
  3. U

    Swap to led?

    Hi! Long time Learker first time poster! So I'm a long time hps user and I'm interested in using LED's, I've basically got 2 questions, what led lights would I need to compete with a 600w hps over. 4 foot by 4 foot footprint? Some sites say there lights will cover this area no problems but...
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