carbon dioxide
Yes, using a gas monitor will lower your gas bill. The purpose of the monitor is to allow you to see how much you are using, and therefore, how much you can conserve.
This gas is oxygen from air.
The brain monitors carbon dioxide levels in the blood in order to maintain homeostasis. High levels of carbon dioxide can signal the brain to increase breathing rate to expel the excess CO2 and restore balance.
yes oxygen is the gas that helps us breath without it we would die
Airgas.com, amazon.com, enviroequipment.com. Those are all places you can find a 4 gas monitor. They are not as common as the 5 gas monitor so you will not find them in many of the major retail stores.
If you are absolutely certain there was no gas present tell your Doctor, its not uncommon for people with brain tumours to smell gas that is not present.
Carbon dioxide
carbon dioxide
Nitrogen.
the gas is may be another chemical that the fish can breath at the surface an can help to make the fish can breath at small air and big water.
There are differences in standards that are required for both because of the distance that each will reach. A personal gas monitor area is a smaller range than a gas detector. A detector will notify you when there is an amount of gas in the air that is minute and it takes a higher amount to set off the monitor.
To accurately read and monitor your house gas meter, locate the meter, record the numbers displayed, and track usage over time to monitor consumption.