Benefits of electric lamps
Electric lamps are artificial lighting appliances that use electricity as energy. Electric lamps convert electrical energy into light energy to illuminate humans at night or in dark rooms. Since the invention of the electric light, it has greatly promoted the development of mankind.
Adults can do more at home in the evening, and students can study longer every day. Candles, kerosene lamps, and butter lamps, in addition to being dim and smoky, can be easily knocked over, posing a significant fire hazard. The lighting system allows people to have more activities at night and helps to strengthen neighborhood relations. Various colorful lights during the festival add to the festive atmosphere. The lighting of various neon lights shows the prosperity of the metropolis, and the colorful landscape lights can make the city more beautiful. There are also lights on the airport runway to guide the smooth takeoff and landing of aircraft, signal lights on the railway to ensure safe driving, lights on various traffic vehicles to facilitate night travel, navigation lights to guide the course of ships, and insecticidal lights to kill Mosquito lamps, sterile lamps, searchlights and other special-purpose electric lamps have brought us many benefits. In short, electric lamps have many benefits, and they have become an indispensable item for people's daily life and work activities.
Disadvantages of electric lights
Ten major hazards of ordinary lights to people - 1 The brighter the lighting, the greater the environmental pollution
As our lives become more and more The richer you are, the better the lighting conditions are. From kerosene lamps to incandescent lamps to fluorescent lamps, all lamps are getting brighter and brighter, and their lighting effects are getting better and better. Little do they know that these large numbers of light bulbs will produce mercury pollution after being discarded, seriously harming the earth on which we live. We need an environmentally friendly lighting that has a longer service life and no mercury pollution after disposal - energy-saving lamps.
Ten major hazards of ordinary lighting to people - 2 Excessive light exposure can lead to precocious puberty in children
According to the "Yangcheng Evening News" report, excessive light exposure can accelerate the development of children and directly One of the causes of precocious puberty in children is the dazzling white light in daily life! We all know that chickens in chicken farms are illuminated with very bright lights 24 hours a day, which can cause the chickens to grow faster. This stimulation The taste of cooked chicken is far inferior to that of chicken grown under natural light.
Similarly, the illumination of energy-saving lamps is now much higher than before, which reduces the melatonin in children's bodies that inhibits sexual development, leading to precocious puberty in children.
Ten major hazards of ordinary lighting to people - 3 Improper lighting can cause myopia, cataracts, and leukemia
The myopia rate among high school students in my country reaches more than 60%, ranking second in the world. Relevant experts believe that the visual environment is the main cause of myopia. In addition to smooth white walls indoors and a large number of glass curtain walls outdoors, light pollution in night lighting is also an important cause of retinal damage. If you work or live under white light conditions for a long time, your retina will be damaged to varying degrees, and the incidence of cataracts will be as high as 45%.
Ten major hazards of ordinary lights to people - 4. Dazzling lights cause mental fatigue
Many taxi drivers reported that too bright lights, advertisements and signs along the way made them feel nervous while driving. , eyes are tired. The stroboscopic effect can also cause visual fatigue and migraines. Due to the lack of professional designers, most domestic lighting is not only not energy-saving, but also very dazzling and tiring, which lags behind international standards.
Ten harmful effects of ordinary light on people - 5 direct light exposure accelerates aging in adults
According to scientific principles, "light sources promote nerve excitement", many women who play mahjong at night for a long time except In addition to metabolic disorders, direct exposure to light can also lead to accelerated skin aging. Likewise, men who stay up late have significantly faster beard growth. This all proves that light is the main reason why adults stay up late and show signs of aging.
Ten major hazards of ordinary lights to people - 6 "White Terror" of traditional lights
All sunlight is composed of continuous seven-color light. However, all energy-saving lights currently on the market are composed of RGB, that is, red, green, and blue. Those that lack continuous colorful colors are not so healthy and can cause glare, which is more harmful to people. The color of traditional lighting light is mainly white. White color can easily cause eye strain, dry eyes and fatigue. Therefore, in order to satisfy the eyes, all the organs of the body have to endure infringement and discomfort! Many experts describe this phenomenon as called it "white terror."
Ten major hazards of ordinary lighting to people - 7 Light and color have a huge impact on the human body
Experts point out that light and the human body are closely related, and its impact cannot be underestimated. People's perception of color is actually the effect of light waves of different frequencies on people, and light of different colors can cause people to have different feelings: red makes people excited, yellow makes people feel bright and cheerful, and purple and blue light have different effects on people. inhibitory effect, etc. The length and color of light can also change the internal rhythm of biological life activities and affect the endocrine system and metabolism of organisms. The absence, addition or combination of several colors in seemingly white light can also have a huge impact on the human body. Influence.
Ten major hazards of ordinary lighting to people - 8 Excessive light exposure cannot be avoided
Light is the most basic environmental element. Without light, our work, study, production, and life would not be possible. There is no way to talk about it, but when the light is too strong or inappropriately enters our eyes and bodies, it becomes pollution and infringement. According to estimates, ordinary people spend at least 5 to 8 hours a day under lighting. In addition, they passively accept lights in various situations. If you use unscientific lighting fixtures, you will have to suffer from unscientific lighting as long as you turn on the lights. Hazards of light. We who use lights every day, while enjoying the convenience, are also inevitably suffering more and more harm to our health caused by light.
Ten major hazards of ordinary lighting to people - 9 The light environment under traditional light sources can easily lead to mental weakness
Urban life is stressful, and you are in a closed indoor light environment for a long time, unable to receive Sufficient natural light source. Long-term interference from artificial color light sources will damage the central nervous system of the brain. People will experience symptoms such as nausea, vomiting, insomnia, physical weakness, inattention, and low sexual desire. In severe cases, it can cause mental weakness.
Ten major hazards of ordinary lighting to people - 10 traditional distorted color light source lighting causes urban diseases
Traditional color light source lighting only focuses on the decorative effect brought by light and violates visual photosensitivity regularity, leading to light pollution. Light pollution can also cause emotional instability, irritability, and irritability, which greatly affects the quality of life of urban people. The intensity of ultraviolet rays produced by purple light lamps is also much higher than that of ultraviolet rays in the sun. If people are exposed to it for a long time, they will have nosebleeds, tooth loss, and in severe cases, it may even cause leukemia and other cancers.