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    Home > Chemicals Industry > China Chemical > Eat plastic every day?

    Eat plastic every day?

    • Last Update: 2021-10-07
    • Source: Internet
    • Author: User
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    [ Focus on Chemical Machinery Equipment Network ] In today's society, plastic has undoubtedly become a common application material, whether it is the packaging of food and medicine, or the production and manufacture of various daily necessities, it is inseparable from its participation everywhere.
    However, while plastic brings many conveniences to humans, microplastic pollution caused by large-scale use is also seriously endangering people's health.
    Microplastics are tiny plastic particles that will eventually enter the environment and the human body.
    It is not yet clear how harmful the microplastic particles are to human health, but the harm it causes is worthy of our attention.

     
    Chemical machinery and equipment network hotspots pay attention to chemical machinery and equipment
    It is reported that microplastics refer to plastic fragments and particles with a diameter of less than 5 mm, which are composed of plastics, polyethylene, polystyrene and other compounds) that are slowly split after exposure to the natural environment through wind, sun, and physical wear.
    Of fine particles.

     

    In recent years, more and more studies have confirmed that microplastics not only exist in large quantities in the ocean, but also have gradually entered the soil, air, fish, shellfish and other foods, drinking water and even the human body.
    It is unbelievable that not only adults, but even infants and young children who are still in their infancy, may not be able to avoid the harm caused by microplastics.

     

    Recently, researchers have calculated that the microplastic particles ingested by humans are close to the weight of a grain of salt.
    This new calculation method means a big step forward in predicting the health risks and corresponding uncertainties of microplastics.

     

    Microplastics are found in a variety of products, such as clothing and cosmetics.
    Because the environment hardly decomposes plastic particles, these particles usually persist and may end up in drinking water and food.
    We are exposed to microplastics throughout our lives.
    This study predicts that the cumulative amount of microplastics consumed by an average person in a lifetime is 12.
    3 mg, of which a small part (41 ng) is absorbed by the body.
    Therefore, microplastics need to be paid attention to, and testing technology can help.

     

      As far as scientific instruments are concerned, the main thing that can be done is to accurately analyze and determine the content and composition of microplastics in the environment and organisms, so as to help people more clearly understand microplastics and their harm to the human body.
    These are inseparable* professional detector device.
    At this stage, the detection methods for microplastics in the environment and the human body have been continuously expanded.
    In addition to the Raman microscopy methods used by the scientists in the above studies, infrared spectroscopy imaging, thermal pyrolysis and GC/MS, and Fu The inner leaf transform micro-infrared spectroscopy, atomic spectroscopy and other methods.
    In terms of the impact of microplastics on human health, we can also conduct research and analysis through techniques such as mass spectrometry and cell analysis.

     
    Detector
      In addition, hyperspectral imaging technology combines the traditional two-dimensional RGB image with spectroscopy technology, and determines the chemical properties of the substance represented by each pixel by linking the spectral characteristics of each spatial pixel on the image with the corresponding spatial information , So as to complete the detailed detection and classification of different samples.
    Compared with Fourier transform infrared spectroscopy and Raman spectroscopy, hyperspectral imaging technology can perform spectral analysis on a large number of samples at the same time, which* improves the detection efficiency, and can obtain other information such as the size, shape and abundance of microplastics.

     

      I believe that with the rapid development of science and technology, we will have a clearer understanding and understanding of microplastics and their effects on human health.
    But no matter what the impact is, for the maintenance of the ecological environment and the sustainable development of mankind, we should minimize the use of plastic products in our lives .

     
    plastic products
      Original title: Eat plastic every day? The hazards of microplastics need to be paid attention to, and detection technology can help
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