>>52281 (OP)
install these addons
privacy badger: blocks trackers and does not sell your data like ghostery does
Ublock origin:fast adblock with good performance,easy on the cpu, and has good privacy,
https everywhere:turns all http urls into https url. prevents eavesdropping and makes your connections encrypted.
no script: can be usefull when you need to block certain other things that the other add ons don't cover
self destructing cookies: destroys cookies when all of tabs from website are closed. stops websites from cookie tracking you
also make sure to set up history as NO SAVE mode. and make sure to sure to set it up delete clear all saved data on browser.
if your feeling a little extreme you can just always browse in tor if you want.