-
The volatilization period of formaldehyde is very long, generally 3-15 years, but it cannot be removed by sun, so find Dr. Mei to protect the environment.
Washing with water is absolutely not a no-no.
The correct maintenance method is: after each game, spray the rubber cleaning agent on the rubber surface of the anti-glue, then wipe it clean with the washing sponge, paste the anti-rubber protective film, and put it into the racket case. >>>More
Pour in dish soap and rinse it in the toilet with water. After washing, put it on a shelf to control the water.
As for stains, leather sofas of various colors, especially light-colored leather surfaces, can be stained after a long time. It can be diluted with a cleaning solution such as dish soap, and the leather surface can be wiped with a towel dipped and soaked, then the dirt can be wiped with a towel dipped in a glass bottle of "safe bleach", and finally the surface of the sofa can be wiped clean with a towel soaked in water. >>>More
Sponge, can be replaced.
The sponge and spring are good, can maintain elasticity, and the pure sponge sits for a long time and is concave. >>>More
This varies from person to person, some people prefer a harder sofa similar to CBD, while others prefer a softer one. So this kind of goodness depends entirely on personal hobbies!