So how to combat with all those difficulties and save your time on these cleaning tasks? Do It Yourself.com has some (well over 150) tips, tricks and how-to on cleaning stains, items and rooms.
an open-source electronics prototyping platform based on flexible, easy-to-use hardware and software. It's intended for artists, designers, hobbyists, and anyone interested in creating interactive objects or environments.
"The goal of a rocket stove is to burn a relatively small amount of wood at as high a temperature as possible, resulting in more complete combustion, and to extract as much heat as possible from the exhaust gases."
Canon Inc. provides a wealth of free download materials on this site.The site is full of interesting content, like Paper Craft and Scrapbook, so you're sure to find something you like.
fairly simple DTMF decoder to control solenoid door unlocker and connected it to phone (in this case a cell phone). NOTE:CALLERID would save the phonecall as commented on the article
people, out of an overabundance of creativity or just a love of the game (or hate of the publishers components), make homemade versions of the game with exceptionally good components.
set of 50+ industrial machines that are required to build and maintain a small, sustainable civilization. The open source aspect covers designs, instructions, schematics, budgets — everything anyone needs to know to build their own machines.