If you're interested in a specific topic, please use the Search Box above to search all my writings and inventions "SEARCH ALL MY BLOGS AT ONCE...RIGHT HERE!"
For example, some popular topics have been people-powered- tools, low-cost-endoscope, mind/body stuff, and probably anything you can think of.
Good Luck in your ventures - I hope you find my work helpful to you. Comment if you want.
Tom
Tom