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tl;dr: You are doing a better job than most, and as a result reducing your chemical footprint further will largely require being more proactive about safe chemical disposal than most people are willing to be. Having said that, there are a few things to consider. Reduce the amount of waste that you generate where possible. The best thing I can suggest for ...


There are quite a lot of different fluids inside a modern car. I tried to group them by purpose. Hydraulic Fluids General use: Hydraulic fluids are used to transfer power from one point to another Brake Fluid - Based on glycole-ether, mineral oil or silicone oil. Brake fluids are designed to have high boiling points because the brake system is subject to ...


Depending on the car model and the technology used, not all fluids I mention here do exist. Here is list of all that I know of: fuel (some cars use two typed of fuel, e.g., petrol and gas, so they have two fuel tanks) engine oil two-stroke oil (in some systems the oil is separated and only combined in the injection) gear oil Automatic Transmission fluid ...


Not having brake fluid in your car won't destroy the brakes, but whatever you hit when the brakes don't work just might. :) The brakes in basically every passenger car since the 50's are hydraulically operated. That means when you press the brake pedal you are pressurizing some fluid lines. Those lines run out to the wheels where the added pressure forces ...


In some places, a brake flush might include some sort of additive used to clean the braking system. Its usually a gimmick. Replacing the brake fluid itself is what it means. But flushes can vary between places and most of the time (from experience 99.999999999999%) its a gimmick to get your money.


There is no difference between the two. To replace it, you have to flush out the old brake fluid with new fluid. See this answer on how to bleed brake lines for more details.

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