HEAVENLY BODIES
Star Gazing? Many people think that pleasure can be best acquired from luxurious out of town vacation, fine dining, material acquisition...
Solar Heater
Did you know that building solar heater (for cooking or pasteurizing) is easy and cheap? I have tried to build a parabolic solar heater...
Homemade Water Filter
More droughts, El Niá¹…os and hotter summer can be expected these coming decades. Simple skill such as water filtration made from common...
My Oil and Gas Industry Experiences
Working in power generation, distribution system, oil and gas industries for more than 25 years in technical and engineering gave me a...
Objective Waste Reduction
Did you know that Metro Manila alone generates 5,250 metric tons of garbage each day? or 1.95 million metric tons each year. Each of us...
Solar-Powered Cellphone Battery Charger
DYI simplified version of Solar-Powered cellphone battery charger you can do at home. Why Buy? #biosandfilter
