The paper is produced in paper mills. ... The result is cellulose, the main raw material for papermaking. From one tree, 2857 notebooks of 12 pages are obtained. The most economical way to get wood pulp is mechanical. A woodworking company crushes timber into chips and mixes it with water. This is how poor quality paper is made - for example, for newspapers. Нigh-quality paper - for magazines, books and brochures - is made chemically. With the help of sieves, the fragments are sorted by size. Then the chopped wood with the addition of acid is cooked in special machines.
Объяснение:
The mobile phone is an important invention in the life of mankind. Development does not stand still. Now it's hard to surprise someone with new technology, but a few years ago, the average person could not even dream of such an invention as a mobile phone. A mobile phone allows you to be always in touch, share the latest news with friends and let your parents know that everything is all right with you. Mobile phones have made our lives easier. Now there is no need to be tied to a specific place if you want to talk to another person. A mobile phone allows you to call anywhere in the world. Now the mobile phone is not only a means of communication, but also a means of leisure. On your mobile phone, you can play games, watch movies, Write a message, use the Internet and communicate in social networks. Now a mobile phone is not a luxury, both a schoolboy and a pensioner have such a device. Each person buys a mobile phone according to their desire, appearance, and the necessary set of functions. I enjoy having my own mobile phone, as I am always in touch, can find the right information and have fun when I'm bored
Поделитесь своими знаниями, ответьте на вопрос:
Перевести на едва трепещет флаг. в полуденной истоме, как перси юные, колышется волна. так дева томная, счастливых грез полна, проснется, и вздохнет, и вновь отдастся дреме.подобно стягам в час, когда окончен бой, уснули паруса, шумевшие недавно. корабль, как на цепях, стоит, качаясь плавно. смеются путники. зевает рулевой.о море! меж твоих веселых чуд подводных живет полип. он спит при шуме бурь холодных, но щупальца спешит расправить в тишине.о мысль! в тебе живет змея воспоминаний. недвижно спит она под бурями страданий, но в безмятежный день терзает сердце мне.