23 August 2012
- 08:0008:00, 23 August 2012 diff hist −155 Electric cars starting rewrite, the article contains very serious inaccuracies, and doesn't blend well with other articles Tag: n
- 07:4207:42, 23 August 2012 diff hist +1 Internal combustion engine →Extra notes Tag: n
- 07:3807:38, 23 August 2012 diff hist +47 PPO single tank system →Notes Tag: n
- 07:3607:36, 23 August 2012 diff hist +47 PPO two tank system →Notes: Removed mistake, carburettors aren't commonly used with Diesel engines, I meant indirect injection Tag: n
- 07:3307:33, 23 August 2012 diff hist +348 Plant oil as fuel No edit summary Tag: n
- 07:2307:23, 23 August 2012 diff hist +69 Comparison of motors →Comparison of the engine types: add remark to Diesel engine efficiency Tag: n
- 07:1807:18, 23 August 2012 diff hist +1,514 Internal combustion engine added info Tag: n
- 07:0507:05, 23 August 2012 diff hist +154 Improving system efficiency by combining engines No edit summary Tag: n
- 07:0207:02, 23 August 2012 diff hist +784 Improving system efficiency by combining engines added info for Diesel engine, made it more clear aswell Tag: n