Tag «medicine»

How to determine the cause of lower back pain?

Lower back pain has a very variable etiology. If a person has lower back pain, it is possible that he has a degenerative disease, for example, arthritis, or he has received an acute injury. Each disease has several specific symptoms, so you can exclude some of them by paying attention to the patient’s complaints. If …

Silicon-based chain polymers

Have we ever thought about what is included in the enamels, varnishes for painting the fronts? What elements do anticorrosion coatings, resins, sealing gaskets contain? Certainly, we never take into consideration their composition. However, without all these products life on Earth would be a nightmare, i.e. different kinds of equipment would suffer a lack of …