Few people can answer the question of what a humidifier is. This useful device helps increase the humidity in the room by saturating the air masses with droplets of moisture. If its level in the room is insufficient, then the person begins

The role of plantings in the fight against air pollution. One of the main advantages of green spaces in urban areas is their high activity in capturing harmful substances entering the atmosphere due to transport and industrial

Legislation regarding ppm in human blood is constantly changing. This attention is not accidental: the presence of alcohol while driving a vehicle can threaten the life and health of not only the driver, but also those around him. OS

Problems Solution. Solution. Examples A 20 liter oxygen cylinder is under a pressure of 10 MPa at 15 ºC. After some of the oxygen was consumed, the pressure dropped to 7.6 MPa and the temperature dropped to 10 ºС. Determine the mass of consumed acid

This King does not need clothes, he is open, natural and content with little. A sort of idealistic philosopher, observer and experimenter. And now he is “in the process”: he is watching an egg from which something is about to hatch. This is not the first experience with me

So what rules should you know? So, if you are worried about your health, then before visiting a solarium you need to consult a doctor, since there are quite a lot of contraindications, and there is a possibility that a solarium is on your list

The standard water consumption per person without a meter since 2017 for the population is calculated on the basis of the Decree of the Government of the Russian Federation dated December 17, 2014 No. 1380 with amendments and additions made on June 29, 2016. This regulatory act establishes

Legislative initiatives encourage people to install water supply meters. But not everyone in the country agrees with this. Some people don’t want to deal with installation and verification, while others find it more profitable to pay according to tariffs. However, the rate of water consumption per person

Questions about the growth and development of a newborn baby occupy all young parents. Very often you can hear that a child’s development does not correspond to accepted standards for his age, is small in height or weight, or, on the contrary, is too large. What is this

Normans (Normans, Nurmans, Vikings, literally “northern people”) is a term used by the inhabitants of Western Europe in relation to the Scandinavians, who devastated the states of Europe from the 8th to the 11th centuries with sea predatory raids. Part of one of the Scandinavians