Keep warm this winter with an easy to make portable heater you can stick in your pocket, under your hat or anywhere for some extra heat. http://blog.makezine.com/archive/2010/01/weekend_project_personal_portable_h.html
Our websites use cookies to improve your browsing experience. Some of these are essential for the basic
functionalities of our websites. In addition, we use third-party cookies to help us analyze and understand
usage. These will be stored in your browser only with your consent and you have the option to opt-out. Your
choice here will be recorded for all Make.co
Websites.