![I applied rubberized undercoating (Rustoleum reform & seal) to a portion of my car. I then read that it can make rust worse. The metal was dry and the humidity was 50%. I applied rubberized undercoating (Rustoleum reform & seal) to a portion of my car. I then read that it can make rust worse. The metal was dry and the humidity was 50%.](https://preview.redd.it/this-is-rust-right-im-not-just-being-paranoid-do-i-just-v0-qcrw2kf8c2691.jpg?width=640&crop=smart&auto=webp&s=c6954a0cb987134ee8cf0ee2b021e517e3352fca)
I applied rubberized undercoating (Rustoleum reform & seal) to a portion of my car. I then read that it can make rust worse. The metal was dry and the humidity was 50%.
![Amazon.com: Rust-Oleum 248656 Professional Grade Undercoating Spray, 15 Ounce (Pack of 6), Black, 90 Ounce : Automotive Amazon.com: Rust-Oleum 248656 Professional Grade Undercoating Spray, 15 Ounce (Pack of 6), Black, 90 Ounce : Automotive](https://m.media-amazon.com/images/I/81962PmPPIL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Rust-Oleum 248656 Professional Grade Undercoating Spray, 15 Ounce (Pack of 6), Black, 90 Ounce : Automotive
![Amazon.com: Rust-Oleum 15 Oz Black Rubberized Undercoating Spray Paint, Black, 6 Pack : Tools & Home Improvement Amazon.com: Rust-Oleum 15 Oz Black Rubberized Undercoating Spray Paint, Black, 6 Pack : Tools & Home Improvement](https://m.media-amazon.com/images/I/71F-oYHmEnL.jpg)
Amazon.com: Rust-Oleum 15 Oz Black Rubberized Undercoating Spray Paint, Black, 6 Pack : Tools & Home Improvement
![How to make Rubberized Undercoating last with NO RUST (spray with Fluid Film) | AnthonyJ350 - YouTube How to make Rubberized Undercoating last with NO RUST (spray with Fluid Film) | AnthonyJ350 - YouTube](https://i.ytimg.com/vi/CGBPYtLtKlA/maxresdefault.jpg)
How to make Rubberized Undercoating last with NO RUST (spray with Fluid Film) | AnthonyJ350 - YouTube
![Amazon.com: Rust-Oleum 248656 Professional Grade Undercoating Spray, 15 Ounce (Pack of 6), Black, 90 Ounce : Automotive Amazon.com: Rust-Oleum 248656 Professional Grade Undercoating Spray, 15 Ounce (Pack of 6), Black, 90 Ounce : Automotive](https://m.media-amazon.com/images/I/81962PmPPIL.jpg)
Amazon.com: Rust-Oleum 248656 Professional Grade Undercoating Spray, 15 Ounce (Pack of 6), Black, 90 Ounce : Automotive
![Amazon.com: Rust-Oleum 248656 Professional Grade Rubberized Undercoating Spray, 15 oz, Black : Automotive Amazon.com: Rust-Oleum 248656 Professional Grade Rubberized Undercoating Spray, 15 oz, Black : Automotive](https://m.media-amazon.com/images/I/619bDK5N6FL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Rust-Oleum 248656 Professional Grade Rubberized Undercoating Spray, 15 oz, Black : Automotive
![Amazon.com: Rust-Oleum 248656 Professional Grade Rubberized Undercoating Spray, 15 oz, Black : Automotive Amazon.com: Rust-Oleum 248656 Professional Grade Rubberized Undercoating Spray, 15 oz, Black : Automotive](https://m.media-amazon.com/images/I/619bDK5N6FL.jpg)
Amazon.com: Rust-Oleum 248656 Professional Grade Rubberized Undercoating Spray, 15 oz, Black : Automotive
![Rust-Oleum Automotive 15 oz. Professional Grade Matte Black Rubberized Undercoating Spray (6-Pack) 248656 - The Home Depot Rust-Oleum Automotive 15 oz. Professional Grade Matte Black Rubberized Undercoating Spray (6-Pack) 248656 - The Home Depot](https://images.thdstatic.com/productImages/75c5ba61-47fa-425f-8970-bcacfc5ab948/svn/flat-black-rust-oleum-automotive-car-paint-248656-40_600.jpg)