hi im new to factorio so im newbi so how does electricity works ? i took a picture http://prntscr.com/euqcf2 should production be full and satisfaction low ? pls tell me everything

thanks i can finally get rid of this s.. i mean bad things

when i play factorio for some time this happens http://prntscr.com/eun8hj is a problem that my pc is kinda old?

Do you know how i can eat a fish ?

thanks i feel kinda idiot that haven't see it before Thank you!

how i can switch guns eg from sub machine gun to shotgun pls it will help me alot