new breakthrough
After over 30 years of growing, new breakthrough
Ph meter got better:thumbsup:
co2 systems got cheaper:thumbsup:
Thats about it, now if you want to kill your self , it is not a breakthrough. :wtf:
Over 300 people a year die of co2, gods only know how may die of CO
breakthrough that did not work out:beatdeadhorse:
microwave phosper lamp ( used by a few Federal projects, cost over 3000 bucks for the bulb plus light pipe):beatdeadhorse:
led ( even NASA could not get it to outproduce florsent panels):beatdeadhorse:
Safety first , no amount of pot is worth a life.:apachecopter: