Saturday 20th March 12 til 5pm. Jon from Goldenfuels, currently working in community wind generation will present an introduction to using bio fuels in boat and other vehicle engines. Includes a practical on making and ideas on medium scale production and further training. Cost is £10 to cover expenses. Bring some food for a shared lunch. Venue is the Tree Nursery on Homerton Road in East London. Email solanum@imap.cc if you want to come. Watch this space for details of boat engine maintenance workshop in April.

Kabola Old Dutch diesel stove - warms up your boat in minutes! I got this because I wanted to run it off home-made bio-diesel, but it will only work with fossil diesel.