What is a sealed switchSealed switch is a kind of electrical equipment widely used in industry, construction and household fields. It is mainly used to control the on and off of circuits. It also has the characteristics of dustproof, waterproof, explosion-proof and so on. It can still maintain stabl

What test is used for protein?Protein is an indispensable and important substance in living organisms, and its detection methods are of great significance in the fields of medicine, food science, biotechnology and other fields. This article will introduce common methods for protein detection, and pr

What material is fluororubber?Fluororubber is a high-performance synthetic rubber material known for its excellent high temperature resistance, chemical corrosion resistance and oil resistance. In recent years, with the rapid development of industrial technology, fluorine rubber has become increasin

What is BIS sensorIn today's rapidly developing technological era, sensor technology has become an indispensable part of all walks of life. As an important sensor type, BIS sensors have received widespread attention in recent years. This article will introduce in detail the definition, working princ

What is ammonia nitrogen?Ammonia nitrogen is a common pollutant in water bodies, mainly composed of ammonia (NH₃) and ammonium ions (NH₄⁺). It is one of the important indicators for evaluating water quality. Excessively high concentrations of ammonia nitrogen can cause harm to aquatic ecosyste

What does gas ppm mean?In the fields of environmental monitoring, industrial safety and health,ppm(parts per million) is a common concentration unit used to express the content of gas in the air. This article will explain the meaning, application scenarios and related data of ppm in detail to help r

How to install floor heating pipes on the wallIn recent years, floor heating systems have been favored by more and more families because of their comfort and energy saving. However, in addition to the traditional floor laying method, the installation of floor heating pipes on the wall has gradually

How to adjust the central air conditioning thermostatWith the advent of high temperatures in summer, the frequency of use of central air conditioners has increased significantly, and how to correctly adjust the thermostat has become the focus of many users. This article will combine the hot topics a

What is the heating effect of water air conditioner?As winter approaches, many families begin to pay attention to the performance and effectiveness of their heating equipment. As an emerging heating method, water air conditioning has attracted much attention in recent years. So, what is the heating

How to return heat to a wall-mounted boiler: recent hot topics and practical guideWith the arrival of winter, the use of wall-mounted boilers and heaters has become a hot topic. In the past 10 days, discussions about wall-mounted boilers across the Internet have mainly focused on energy-saving techn