Innovative lightbulb made from a coke bottle filled with water and bleach! Water and bleach in bottle of coke was fitted on the roof. It absorbs and reflects sunlight and is equal to a 55 watt lightbulb.
Instructables user, TheNaib, has written a tutorial on how to create a solar thermal water heater for under five dollars. It will involve a fair amount of DIY, but nothing too complicated. designed as a fun project, but with some tweaking it could
This is a skill every prepper should know… How to filter your water. to drink tho remember you need to purify it… the best way is boiling the water shtf prepping homesteading [You got it! Should be skill set] not a bad idea to take camping just in case