More ideas from yiğit
http://static.fjcdn.com/pictures/Poland+to+the+rescue+r+polandball+aaronc14+r+polandball+held+a+contest+involving_8f1d0c_5010577.png

http://static.fjcdn.com/pictures/Poland+to+the+rescue+r+polandball+aaronc14+r+polandball+held+a+contest+involving_8f1d0c_5010577.png

Opposed Piston Engine:  Apparently it can have better thermodynamic properties which leads to better fuel efficiency. There are a bunch of different tradeoffs with maintenance and engine size too, but it really depends on the specific applications

Opposed Piston Engine: Apparently it can have better thermodynamic properties which leads to better fuel efficiency. There are a bunch of different tradeoffs with maintenance and engine size too, but it really depends on the specific applications