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Anonymous users2024-01-23Not necessarily. There is no problem if the product quality is guaranteed, the paving is standardized, and the normal use is not man-made.
This depends on its formaldehyde release level, all of which have certificates, you can go to a regular place to buy them, and it doesn't matter if the store shows the certificate. If the formaldehyde is exceeded, it can only be treated quickly. >>>More
It should be that there is a problem with the valve core of a certain mixing valve, and the gas water heater is water-controlled, and the water will ignite if it flows for too long.
As long as the ground is treated well and does not leave traces and smells, it should be okay.
Floor tiles and wall tiles have different water absorption rates Indoor tiles are divided into wall tiles and floor tiles according to the location of paving. Strictly speaking, wall tiles belong to ceramic products, floor tiles are usually porcelain products, their physical characteristics are different, the two are very different from the selection of clay ingredients to the firing process, the water absorption rate of wall tiles is about 10%, which is several times higher than the floor tiles with a water absorption rate of only 1%. The floor of the bathroom and kitchen should be paved with floor tiles with low water absorption, because the floor will often be washed with a lot of water, so that the tiles can not be affected by water vapor and do not absorb stains. >>>More
To cure constipation, it is best to understand the causes of constipation. People with dry stool and constipation generally have the following conditions and prevention methods: (1) Those with insufficient intestinal beneficial bacteria: >>>More