2010-5-31 19:3Common cleaning agents can be classified in different ways. For example, according to their chemical composition, they can be divided into inorganic chemical c......
2010-5-31 19:1There are roughly the following types of carpet cleaners. Now let me briefly introduce their characteristics and methods of use:
1. Dry foam carpet cleaner
......
2010-5-31 18:59Commonly used cleaning agents can be classified in different ways. For example, according to their chemical composition, they can be divided into inorganic che......
2010-5-31 18:58(I) Metal Corrosion
The acid washing process inevitably causes corrosive damage to heat exchange equipment such as boilers and central air conditioning units......
2010-5-31 18:52The "crystal clear little salt grains" is a germicidal toilet cleaner, while the lemon-yellow plastic bottle contains dishwashing liquid with a lemon fragrance......
2010-5-30 16:33I. Surface treatment of Beijing stone renewed floor:
1. Newly completed industrial floor must be maintained for a certain period before construction, approxima......
2010-5-28 20:27Small常识 on Air Conditioning Refueling: How to confirm whether the air conditioner needs refueling? Especially after moving or relocating the air conditioner, c......
2010-5-28 20:27Small常识 on adding fluorine to air conditioners: How to confirm whether the air conditioner needs to be refilled with fluorine? Especially after moving or reloc......
2010-5-28 20:27The maintenance and cleaning of air conditioners is the main key to air conditioner maintenance. It helps improve cooling efficiency, shorten cooling time, sav......
2010-5-26 10:55Women have more opportunities to do housework than men. In daily chores such as washing clothes, cleaning and disinfecting pots and pans, pest control and clea......