"Evaporative Refrigeration" "Adsorption Refrigerator" "Zeolite Refrigerator" Part 2

Harbor Freight vacuum pump: http://www.harborfreight.com/25-cfm-vacuum-pump-98076.html A little bit more about the vacuum pump in my first video (Part 1) Homemade Pirani Gauge?: http://www.drkfs.net/pirani.htm The solar vacuum tube that I'm using in this video as a refrigerator was purchased here: http://www.truckcitycbgps.com/ Like I said in the video, it used to be $70 at this site, but now it's $120. Still cheaper than the other sites I've found that sell the larger (125mm diameter) t

• #فناوری_و_رایانه
• #zeolite_fridge
• #zeolite_refrigerator
• #evaporative_refrigeration